16 files changed, 427 insertions, 302 deletions

diff --git a/drivers/gles3/rasterizer_canvas_gles3.cpp b/drivers/gles3/rasterizer_canvas_gles3.cpp
index 4166cb8361..79fec63db0 100644
--- a/drivers/gles3/rasterizer_canvas_gles3.cpp
+++ b/drivers/gles3/rasterizer_canvas_gles3.cpp
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -158,7 +158,10 @@ void RasterizerCanvasGLES3::canvas_begin() {
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::USE_LIGHTING, false);
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::USE_SHADOWS, false);
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_NEAREST, false);
+	state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF3, false);
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF5, false);
+	state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF7, false);
+	state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF9, false);
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF13, false);
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::USE_DISTANCE_FIELD, false);
 	state.canvas_shader.set_conditional(CanvasShaderGLES3::USE_NINEPATCH, false);
@@ -862,7 +865,11 @@ void RasterizerCanvasGLES3::_canvas_item_render_commands(Item *p_item, Item *cur
 					state.canvas_shader.set_uniform(CanvasShaderGLES3::COLOR_TEXPIXEL_SIZE, texpixel_size);
 				}
 
-				int amount = MAX(multi_mesh->size, multi_mesh->visible_instances);
+				int amount = MIN(multi_mesh->size, multi_mesh->visible_instances);
+
+				if (amount == -1) {
+					amount = multi_mesh->size;
+				}
 
 				for (int j = 0; j < mesh_data->surfaces.size(); j++) {
 					RasterizerStorageGLES3::Surface *s = mesh_data->surfaces[j];
@@ -1140,6 +1147,11 @@ void RasterizerCanvasGLES3::_canvas_item_render_commands(Item *p_item, Item *cur
 
 void RasterizerCanvasGLES3::_copy_texscreen(const Rect2 &p_rect) {
 
+	if (storage->frame.current_rt->effects.mip_maps[0].sizes.size() == 0) {
+		ERR_EXPLAIN("Can't use screen texture copying in a render target configured without copy buffers");
+		ERR_FAIL();
+	}
+
 	glDisable(GL_BLEND);
 
 	state.canvas_texscreen_used = true;
@@ -1549,15 +1561,12 @@ void RasterizerCanvasGLES3::canvas_render_items(Item *p_item_list, int p_z, cons
 					state.canvas_shader.set_conditional(CanvasShaderGLES3::USE_SHADOWS, has_shadow);
 					if (has_shadow) {
 						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_USE_GRADIENT, light->shadow_gradient_length > 0);
-						switch (light->shadow_filter) {
-
-							case VS::CANVAS_LIGHT_FILTER_NONE: state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_NEAREST, true); break;
-							case VS::CANVAS_LIGHT_FILTER_PCF3: state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF3, true); break;
-							case VS::CANVAS_LIGHT_FILTER_PCF5: state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF5, true); break;
-							case VS::CANVAS_LIGHT_FILTER_PCF7: state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF7, true); break;
-							case VS::CANVAS_LIGHT_FILTER_PCF9: state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF9, true); break;
-							case VS::CANVAS_LIGHT_FILTER_PCF13: state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF13, true); break;
-						}
+						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_NEAREST, light->shadow_filter == VS::CANVAS_LIGHT_FILTER_NONE);
+						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF3, light->shadow_filter == VS::CANVAS_LIGHT_FILTER_PCF3);
+						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF5, light->shadow_filter == VS::CANVAS_LIGHT_FILTER_PCF5);
+						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF7, light->shadow_filter == VS::CANVAS_LIGHT_FILTER_PCF7);
+						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF9, light->shadow_filter == VS::CANVAS_LIGHT_FILTER_PCF9);
+						state.canvas_shader.set_conditional(CanvasShaderGLES3::SHADOW_FILTER_PCF13, light->shadow_filter == VS::CANVAS_LIGHT_FILTER_PCF13);
 					}
 
 					bool light_rebind = state.canvas_shader.bind();
diff --git a/drivers/gles3/rasterizer_canvas_gles3.h b/drivers/gles3/rasterizer_canvas_gles3.h
index 3f306003b4..bf5ef30820 100644
--- a/drivers/gles3/rasterizer_canvas_gles3.h
+++ b/drivers/gles3/rasterizer_canvas_gles3.h
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
diff --git a/drivers/gles3/rasterizer_gles3.cpp b/drivers/gles3/rasterizer_gles3.cpp
index 41ce5e7c47..a4e042ae0e 100644
--- a/drivers/gles3/rasterizer_gles3.cpp
+++ b/drivers/gles3/rasterizer_gles3.cpp
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -79,12 +79,6 @@ RasterizerScene *RasterizerGLES3::get_scene() {
 
 #ifdef GLAD_ENABLED
 // Restricting to GLAD as only used in initialize() with GLAD_GL_ARB_debug_output
-#if (defined WINDOWS_ENABLED) && !(defined UWP_ENABLED)
-#define GLAPIENTRY APIENTRY
-#else
-#define GLAPIENTRY
-#endif
-
 static void GLAPIENTRY _gl_debug_print(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const GLchar *message, const GLvoid *userParam) {
 
 	if (type == _EXT_DEBUG_TYPE_OTHER_ARB)
diff --git a/drivers/gles3/rasterizer_gles3.h b/drivers/gles3/rasterizer_gles3.h
index 477e0dfd48..7541c55c82 100644
--- a/drivers/gles3/rasterizer_gles3.h
+++ b/drivers/gles3/rasterizer_gles3.h
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
diff --git a/drivers/gles3/rasterizer_scene_gles3.cpp b/drivers/gles3/rasterizer_scene_gles3.cpp
index 0951b8f798..d1d063ad5b 100644
--- a/drivers/gles3/rasterizer_scene_gles3.cpp
+++ b/drivers/gles3/rasterizer_scene_gles3.cpp
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -791,6 +791,14 @@ void RasterizerSceneGLES3::environment_set_sky_custom_fov(RID p_env, float p_sca
 	env->sky_custom_fov = p_scale;
 }
 
+void RasterizerSceneGLES3::environment_set_sky_orientation(RID p_env, const Basis &p_orientation) {
+
+	Environment *env = environment_owner.getornull(p_env);
+	ERR_FAIL_COND(!env);
+
+	env->sky_orientation = p_orientation;
+}
+
 void RasterizerSceneGLES3::environment_set_bg_color(RID p_env, const Color &p_color) {
 
 	Environment *env = environment_owner.getornull(p_env);
@@ -846,7 +854,7 @@ void RasterizerSceneGLES3::environment_set_dof_blur_near(RID p_env, bool p_enabl
 	env->dof_blur_near_amount = p_amount;
 	env->dof_blur_near_quality = p_quality;
 }
-void RasterizerSceneGLES3::environment_set_glow(RID p_env, bool p_enable, int p_level_flags, float p_intensity, float p_strength, float p_bloom_threshold, VS::EnvironmentGlowBlendMode p_blend_mode, float p_hdr_bleed_threshold, float p_hdr_bleed_scale, bool p_bicubic_upscale) {
+void RasterizerSceneGLES3::environment_set_glow(RID p_env, bool p_enable, int p_level_flags, float p_intensity, float p_strength, float p_bloom_threshold, VS::EnvironmentGlowBlendMode p_blend_mode, float p_hdr_bleed_threshold, float p_hdr_bleed_scale, float p_hdr_luminance_cap, bool p_bicubic_upscale) {
 
 	Environment *env = environment_owner.getornull(p_env);
 	ERR_FAIL_COND(!env);
@@ -859,6 +867,7 @@ void RasterizerSceneGLES3::environment_set_glow(RID p_env, bool p_enable, int p_
 	env->glow_blend_mode = p_blend_mode;
 	env->glow_hdr_bleed_threshold = p_hdr_bleed_threshold;
 	env->glow_hdr_bleed_scale = p_hdr_bleed_scale;
+	env->glow_hdr_luminance_cap = p_hdr_luminance_cap;
 	env->glow_bicubic_upscale = p_bicubic_upscale;
 }
 void RasterizerSceneGLES3::environment_set_fog(RID p_env, bool p_enable, float p_begin, float p_end, RID p_gradient_texture) {
@@ -1259,7 +1268,14 @@ bool RasterizerSceneGLES3::_setup_material(RasterizerStorageGLES3::Material *p_m
 				case ShaderLanguage::TYPE_ISAMPLER2DARRAY:
 				case ShaderLanguage::TYPE_USAMPLER2DARRAY:
 				case ShaderLanguage::TYPE_SAMPLER2DARRAY: {
+
+					target = GL_TEXTURE_2D_ARRAY;
+					tex = storage->resources.white_tex_array;
+
+					//switch (texture_hints[i]) {
 					// TODO
+					//}
+
 				} break;
 
 				default: {}
@@ -2426,7 +2442,7 @@ void RasterizerSceneGLES3::_add_geometry_with_material(RasterizerStorageGLES3::G
 	}
 }
 
-void RasterizerSceneGLES3::_draw_sky(RasterizerStorageGLES3::Sky *p_sky, const CameraMatrix &p_projection, const Transform &p_transform, bool p_vflip, float p_custom_fov, float p_energy) {
+void RasterizerSceneGLES3::_draw_sky(RasterizerStorageGLES3::Sky *p_sky, const CameraMatrix &p_projection, const Transform &p_transform, bool p_vflip, float p_custom_fov, float p_energy, const Basis &p_sky_orientation) {
 
 	ERR_FAIL_COND(!p_sky);
 
@@ -2518,7 +2534,12 @@ void RasterizerSceneGLES3::_draw_sky(RasterizerStorageGLES3::Sky *p_sky, const C
 	storage->shaders.copy.set_conditional(CopyShaderGLES3::USE_PANORAMA, !asymmetrical);
 	storage->shaders.copy.set_conditional(CopyShaderGLES3::USE_MULTIPLIER, true);
 	storage->shaders.copy.bind();
+
 	storage->shaders.copy.set_uniform(CopyShaderGLES3::MULTIPLIER, p_energy);
+
+	// don't know why but I always have problems setting a uniform mat3, so we're using a transform
+	storage->shaders.copy.set_uniform(CopyShaderGLES3::SKY_TRANSFORM, Transform(p_sky_orientation, Vector3(0.0, 0.0, 0.0)).affine_inverse());
+
 	if (asymmetrical) {
 		// pack the bits we need from our projection matrix
 		storage->shaders.copy.set_uniform(CopyShaderGLES3::ASYM_PROJ, camera.matrix[2][0], camera.matrix[0][0], camera.matrix[2][1], camera.matrix[1][1]);
@@ -2537,6 +2558,7 @@ void RasterizerSceneGLES3::_draw_sky(RasterizerStorageGLES3::Sky *p_sky, const C
 }
 
 void RasterizerSceneGLES3::_setup_environment(Environment *env, const CameraMatrix &p_cam_projection, const Transform &p_cam_transform, bool p_no_fog) {
+	Transform sky_orientation;
 
 	//store camera into ubo
 	store_camera(p_cam_projection, state.ubo_data.projection_matrix);
@@ -2577,6 +2599,9 @@ void RasterizerSceneGLES3::_setup_environment(Environment *env, const CameraMatr
 		state.ubo_data.bg_color[2] = bg_color.b;
 		state.ubo_data.bg_color[3] = bg_color.a;
 
+		//use the inverse of our sky_orientation, we may need to skip this if we're using a reflection probe?
+		sky_orientation = Transform(env->sky_orientation, Vector3(0.0, 0.0, 0.0)).affine_inverse();
+
 		state.env_radiance_data.ambient_contribution = env->ambient_sky_contribution;
 		state.ubo_data.ambient_occlusion_affect_light = env->ssao_light_affect;
 		state.ubo_data.ambient_occlusion_affect_ssao = env->ssao_ao_channel_affect;
@@ -2645,13 +2670,18 @@ void RasterizerSceneGLES3::_setup_environment(Environment *env, const CameraMatr
 
 	//fill up environment
 
-	store_transform(p_cam_transform, state.env_radiance_data.transform);
+	store_transform(sky_orientation * p_cam_transform, state.env_radiance_data.transform);
 
 	glBindBuffer(GL_UNIFORM_BUFFER, state.env_radiance_ubo);
 	glBufferSubData(GL_UNIFORM_BUFFER, 0, sizeof(State::EnvironmentRadianceUBO), &state.env_radiance_data);
 	glBindBuffer(GL_UNIFORM_BUFFER, 0);
 }
 
+// Drop -O3 for this function as it triggers a GCC bug up until at least GCC 8.2.1.
+// This refers to GH issue #19633.
+// The bug has been reported to the GCC project.
+#pragma GCC push_options
+#pragma GCC optimize ("-O2")
 void RasterizerSceneGLES3::_setup_directional_light(int p_index, const Transform &p_camera_inverse_transform, bool p_use_shadows) {
 
 	LightInstance *li = directional_lights[p_index];
@@ -2769,6 +2799,7 @@ void RasterizerSceneGLES3::_setup_directional_light(int p_index, const Transform
 
 	glBindBufferBase(GL_UNIFORM_BUFFER, 3, state.directional_ubo);
 }
+#pragma GCC pop_options
 
 void RasterizerSceneGLES3::_setup_lights(RID *p_light_cull_result, int p_light_cull_count, const Transform &p_camera_inverse_transform, const CameraMatrix &p_camera_projection, RID p_shadow_atlas) {
 
@@ -3039,20 +3070,17 @@ void RasterizerSceneGLES3::_setup_reflections(RID *p_reflection_probe_cull_resul
 			reflection_ubo.ambient[3] = rpi->probe_ptr->interior_ambient_probe_contrib;
 		} else {
 			Color ambient_linear;
-			// FIXME: contrib was retrieved but never used, is it meant to be set as ambient[3]? (GH-20361)
-			//float contrib = 0;
 			if (p_env) {
 				ambient_linear = p_env->ambient_color.to_linear();
 				ambient_linear.r *= p_env->ambient_energy;
 				ambient_linear.g *= p_env->ambient_energy;
 				ambient_linear.b *= p_env->ambient_energy;
-				//contrib = p_env->ambient_sky_contribution;
 			}
 
 			reflection_ubo.ambient[0] = ambient_linear.r;
 			reflection_ubo.ambient[1] = ambient_linear.g;
 			reflection_ubo.ambient[2] = ambient_linear.b;
-			reflection_ubo.ambient[3] = 0;
+			reflection_ubo.ambient[3] = 0; //not used in exterior mode, since it just blends with regular ambient light
 		}
 
 		int cell_size = reflection_atlas->size / reflection_atlas->subdiv;
@@ -3599,7 +3627,7 @@ void RasterizerSceneGLES3::_post_process(Environment *env, const CameraMatrix &p
 		glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
 	}
 
-	if (!env || storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
+	if (!env || storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT] || storage->frame.current_rt->width < 4 || storage->frame.current_rt->height < 4) { //no post process on small render targets
 		//no environment or transparent render, simply return and convert to SRGB
 		glBindFramebuffer(GL_FRAMEBUFFER, storage->frame.current_rt->fbo);
 		glActiveTexture(GL_TEXTURE0);
@@ -3901,6 +3929,7 @@ void RasterizerSceneGLES3::_post_process(Environment *env, const CameraMatrix &p
 			state.effect_blur_shader.set_uniform(EffectBlurShaderGLES3::PIXEL_SIZE, Vector2(1.0 / vp_w, 1.0 / vp_h));
 			state.effect_blur_shader.set_uniform(EffectBlurShaderGLES3::LOD, float(i));
 			state.effect_blur_shader.set_uniform(EffectBlurShaderGLES3::GLOW_STRENGTH, env->glow_strength);
+			state.effect_blur_shader.set_uniform(EffectBlurShaderGLES3::LUMINANCE_CAP, env->glow_hdr_luminance_cap);
 
 			glActiveTexture(GL_TEXTURE0);
 			if (i == 0) {
@@ -4297,8 +4326,10 @@ void RasterizerSceneGLES3::render_scene(const Transform &p_cam_transform, const
 		glClearBufferfv(GL_COLOR, 0, clear_color.components); // specular
 	}
 
+	VS::EnvironmentBG bg_mode = (!env || (probe && env->bg_mode == VS::ENV_BG_CANVAS)) ? VS::ENV_BG_CLEAR_COLOR : env->bg_mode; //if no environment, or canvas while rendering a probe (invalid use case), use color.
+
 	if (env) {
-		switch (env->bg_mode) {
+		switch (bg_mode) {
 			case VS::ENV_BG_COLOR_SKY:
 			case VS::ENV_BG_SKY:
 
@@ -4388,7 +4419,7 @@ void RasterizerSceneGLES3::render_scene(const Transform &p_cam_transform, const
 		*/
 
 		if (sky && sky->panorama.is_valid())
-			_draw_sky(sky, p_cam_projection, p_cam_transform, false, env->sky_custom_fov, env->bg_energy);
+			_draw_sky(sky, p_cam_projection, p_cam_transform, false, env->sky_custom_fov, env->bg_energy, env->sky_orientation);
 	}
 
 	//_render_list_forward(&alpha_render_list,camera_transform,camera_transform_inverse,camera_projection,false,fragment_lighting,true);
diff --git a/drivers/gles3/rasterizer_scene_gles3.h b/drivers/gles3/rasterizer_scene_gles3.h
index f3157d5a46..9772b5dd23 100644
--- a/drivers/gles3/rasterizer_scene_gles3.h
+++ b/drivers/gles3/rasterizer_scene_gles3.h
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -114,7 +114,7 @@ public:
 		TonemapShaderGLES3 tonemap_shader;
 
 		struct SceneDataUBO {
-			//this is a std140 compatible struct. Please read the OpenGL 3.3 Specificaiton spec before doing any changes
+			//this is a std140 compatible struct. Please read the OpenGL 3.3 Specification spec before doing any changes
 			float projection_matrix[16];
 			float inv_projection_matrix[16];
 			float camera_inverse_matrix[16];
@@ -365,6 +365,7 @@ public:
 
 		RID sky;
 		float sky_custom_fov;
+		Basis sky_orientation;
 
 		Color bg_color;
 		float bg_energy;
@@ -404,6 +405,7 @@ public:
 		VS::EnvironmentGlowBlendMode glow_blend_mode;
 		float glow_hdr_bleed_threshold;
 		float glow_hdr_bleed_scale;
+		float glow_hdr_luminance_cap;
 		bool glow_bicubic_upscale;
 
 		VS::EnvironmentToneMapper tone_mapper;
@@ -449,88 +451,77 @@ public:
 		float fog_height_max;
 		float fog_height_curve;
 
-		Environment() {
-			bg_mode = VS::ENV_BG_CLEAR_COLOR;
-			sky_custom_fov = 0.0;
-			bg_energy = 1.0;
-			sky_ambient = 0;
-			ambient_energy = 1.0;
-			ambient_sky_contribution = 0.0;
-			canvas_max_layer = 0;
-
-			ssr_enabled = false;
-			ssr_max_steps = 64;
-			ssr_fade_in = 0.15;
-			ssr_fade_out = 2.0;
-			ssr_depth_tolerance = 0.2;
-			ssr_roughness = true;
-
-			ssao_enabled = false;
-			ssao_intensity = 1.0;
-			ssao_radius = 1.0;
-			ssao_intensity2 = 1.0;
-			ssao_radius2 = 0.0;
-			ssao_bias = 0.01;
-			ssao_light_affect = 0;
-			ssao_ao_channel_affect = 0;
-			ssao_filter = VS::ENV_SSAO_BLUR_3x3;
-			ssao_quality = VS::ENV_SSAO_QUALITY_LOW;
-			ssao_bilateral_sharpness = 4;
-
-			tone_mapper = VS::ENV_TONE_MAPPER_LINEAR;
-			tone_mapper_exposure = 1.0;
-			tone_mapper_exposure_white = 1.0;
-			auto_exposure = false;
-			auto_exposure_speed = 0.5;
-			auto_exposure_min = 0.05;
-			auto_exposure_max = 8;
-			auto_exposure_grey = 0.4;
-
-			glow_enabled = false;
-			glow_levels = (1 << 2) | (1 << 4);
-			glow_intensity = 0.8;
-			glow_strength = 1.0;
-			glow_bloom = 0.0;
-			glow_blend_mode = VS::GLOW_BLEND_MODE_SOFTLIGHT;
-			glow_hdr_bleed_threshold = 1.0;
-			glow_hdr_bleed_scale = 2.0;
-			glow_bicubic_upscale = false;
-
-			dof_blur_far_enabled = false;
-			dof_blur_far_distance = 10;
-			dof_blur_far_transition = 5;
-			dof_blur_far_amount = 0.1;
-			dof_blur_far_quality = VS::ENV_DOF_BLUR_QUALITY_MEDIUM;
-
-			dof_blur_near_enabled = false;
-			dof_blur_near_distance = 2;
-			dof_blur_near_transition = 1;
-			dof_blur_near_amount = 0.1;
-			dof_blur_near_quality = VS::ENV_DOF_BLUR_QUALITY_MEDIUM;
-
-			adjustments_enabled = false;
-			adjustments_brightness = 1.0;
-			adjustments_contrast = 1.0;
-			adjustments_saturation = 1.0;
-
-			fog_enabled = false;
-			fog_color = Color(0.5, 0.5, 0.5);
-			fog_sun_color = Color(0.8, 0.8, 0.0);
-			fog_sun_amount = 0;
-
-			fog_depth_enabled = true;
-
-			fog_depth_begin = 10;
-			fog_depth_end = 0;
-			fog_depth_curve = 1;
-
-			fog_transmit_enabled = true;
-			fog_transmit_curve = 1;
-
-			fog_height_enabled = false;
-			fog_height_min = 0;
-			fog_height_max = 100;
-			fog_height_curve = 1;
+		Environment() :
+				bg_mode(VS::ENV_BG_CLEAR_COLOR),
+				sky_custom_fov(0.0),
+				bg_energy(1.0),
+				sky_ambient(0),
+				ambient_energy(1.0),
+				ambient_sky_contribution(0.0),
+				canvas_max_layer(0),
+				ssr_enabled(false),
+				ssr_max_steps(64),
+				ssr_fade_in(0.15),
+				ssr_fade_out(2.0),
+				ssr_depth_tolerance(0.2),
+				ssr_roughness(true),
+				ssao_enabled(false),
+				ssao_intensity(1.0),
+				ssao_radius(1.0),
+				ssao_intensity2(1.0),
+				ssao_radius2(0.0),
+				ssao_bias(0.01),
+				ssao_light_affect(0),
+				ssao_ao_channel_affect(0),
+				ssao_quality(VS::ENV_SSAO_QUALITY_LOW),
+				ssao_bilateral_sharpness(4),
+				ssao_filter(VS::ENV_SSAO_BLUR_3x3),
+				glow_enabled(false),
+				glow_levels((1 << 2) | (1 << 4)),
+				glow_intensity(0.8),
+				glow_strength(1.0),
+				glow_bloom(0.0),
+				glow_blend_mode(VS::GLOW_BLEND_MODE_SOFTLIGHT),
+				glow_hdr_bleed_threshold(1.0),
+				glow_hdr_bleed_scale(2.0),
+				glow_hdr_luminance_cap(12.0),
+				glow_bicubic_upscale(false),
+				tone_mapper(VS::ENV_TONE_MAPPER_LINEAR),
+				tone_mapper_exposure(1.0),
+				tone_mapper_exposure_white(1.0),
+				auto_exposure(false),
+				auto_exposure_speed(0.5),
+				auto_exposure_min(0.05),
+				auto_exposure_max(8),
+				auto_exposure_grey(0.4),
+				dof_blur_far_enabled(false),
+				dof_blur_far_distance(10),
+				dof_blur_far_transition(5),
+				dof_blur_far_amount(0.1),
+				dof_blur_far_quality(VS::ENV_DOF_BLUR_QUALITY_MEDIUM),
+				dof_blur_near_enabled(false),
+				dof_blur_near_distance(2),
+				dof_blur_near_transition(1),
+				dof_blur_near_amount(0.1),
+				dof_blur_near_quality(VS::ENV_DOF_BLUR_QUALITY_MEDIUM),
+				adjustments_enabled(false),
+				adjustments_brightness(1.0),
+				adjustments_contrast(1.0),
+				adjustments_saturation(1.0),
+				fog_enabled(false),
+				fog_color(Color(0.5, 0.5, 0.5)),
+				fog_sun_color(Color(0.8, 0.8, 0.0)),
+				fog_sun_amount(0),
+				fog_depth_enabled(true),
+				fog_depth_begin(10),
+				fog_depth_end(0),
+				fog_depth_curve(1),
+				fog_transmit_enabled(true),
+				fog_transmit_curve(1),
+				fog_height_enabled(false),
+				fog_height_min(0),
+				fog_height_max(100),
+				fog_height_curve(1) {
 		}
 	};
 
@@ -541,6 +532,7 @@ public:
 	virtual void environment_set_background(RID p_env, VS::EnvironmentBG p_bg);
 	virtual void environment_set_sky(RID p_env, RID p_sky);
 	virtual void environment_set_sky_custom_fov(RID p_env, float p_scale);
+	virtual void environment_set_sky_orientation(RID p_env, const Basis &p_orientation);
 	virtual void environment_set_bg_color(RID p_env, const Color &p_color);
 	virtual void environment_set_bg_energy(RID p_env, float p_energy);
 	virtual void environment_set_canvas_max_layer(RID p_env, int p_max_layer);
@@ -548,7 +540,7 @@ public:
 
 	virtual void environment_set_dof_blur_near(RID p_env, bool p_enable, float p_distance, float p_transition, float p_amount, VS::EnvironmentDOFBlurQuality p_quality);
 	virtual void environment_set_dof_blur_far(RID p_env, bool p_enable, float p_distance, float p_transition, float p_amount, VS::EnvironmentDOFBlurQuality p_quality);
-	virtual void environment_set_glow(RID p_env, bool p_enable, int p_level_flags, float p_intensity, float p_strength, float p_bloom_threshold, VS::EnvironmentGlowBlendMode p_blend_mode, float p_hdr_bleed_threshold, float p_hdr_bleed_scale, bool p_bicubic_upscale);
+	virtual void environment_set_glow(RID p_env, bool p_enable, int p_level_flags, float p_intensity, float p_strength, float p_bloom_threshold, VS::EnvironmentGlowBlendMode p_blend_mode, float p_hdr_bleed_threshold, float p_hdr_bleed_scale, float p_hdr_luminance_cap, bool p_bicubic_upscale);
 	virtual void environment_set_fog(RID p_env, bool p_enable, float p_begin, float p_end, RID p_gradient_texture);
 
 	virtual void environment_set_ssr(RID p_env, bool p_enable, int p_max_steps, float p_fade_in, float p_fade_out, float p_depth_tolerance, bool p_roughness);
@@ -641,9 +633,9 @@ public:
 		Vector3 bounds;
 		Transform transform_to_data;
 
-		GIProbeInstance() {
-			probe = NULL;
-			tex_cache = 0;
+		GIProbeInstance() :
+				probe(NULL),
+				tex_cache(0) {
 		}
 	};
 
@@ -833,7 +825,7 @@ public:
 
 	_FORCE_INLINE_ void _add_geometry_with_material(RasterizerStorageGLES3::Geometry *p_geometry, InstanceBase *p_instance, RasterizerStorageGLES3::GeometryOwner *p_owner, RasterizerStorageGLES3::Material *p_material, bool p_depth_pass, bool p_shadow_pass);
 
-	void _draw_sky(RasterizerStorageGLES3::Sky *p_sky, const CameraMatrix &p_projection, const Transform &p_transform, bool p_vflip, float p_custom_fov, float p_energy);
+	void _draw_sky(RasterizerStorageGLES3::Sky *p_sky, const CameraMatrix &p_projection, const Transform &p_transform, bool p_vflip, float p_custom_fov, float p_energy, const Basis &p_sky_orientation);
 
 	void _setup_environment(Environment *env, const CameraMatrix &p_cam_projection, const Transform &p_cam_transform, bool p_no_fog = false);
 	void _setup_directional_light(int p_index, const Transform &p_camera_inverse_transform, bool p_use_shadows);
diff --git a/drivers/gles3/rasterizer_storage_gles3.cpp b/drivers/gles3/rasterizer_storage_gles3.cpp
index 64e04eec71..24673c8755 100644
--- a/drivers/gles3/rasterizer_storage_gles3.cpp
+++ b/drivers/gles3/rasterizer_storage_gles3.cpp
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -632,6 +632,25 @@ void RasterizerStorageGLES3::texture_allocate(RID p_texture, int p_width, int p_
 		p_flags &= ~VS::TEXTURE_FLAG_MIPMAPS; // no mipies for video
 	}
 
+#ifndef GLES_OVER_GL
+	switch (p_format) {
+		case Image::FORMAT_RF:
+		case Image::FORMAT_RGF:
+		case Image::FORMAT_RGBF:
+		case Image::FORMAT_RGBAF:
+		case Image::FORMAT_RH:
+		case Image::FORMAT_RGH:
+		case Image::FORMAT_RGBH:
+		case Image::FORMAT_RGBAH: {
+			if (!config.texture_float_linear_supported) {
+				// disable linear texture filtering when not supported for float format on some devices (issue #24295)
+				p_flags &= ~VS::TEXTURE_FLAG_FILTER;
+			}
+		} break;
+		default: {}
+	}
+#endif
+
 	Texture *texture = texture_owner.get(p_texture);
 	ERR_FAIL_COND(!texture);
 	texture->width = p_width;
@@ -874,8 +893,6 @@ void RasterizerStorageGLES3::texture_set_data(RID p_texture, const Ref<Image> &p
 		int size, ofs;
 		img->get_mipmap_offset_and_size(i, ofs, size);
 
-		//print_line("mipmap: "+itos(i)+" size: "+itos(size)+" w: "+itos(mm_w)+", h: "+itos(mm_h));
-
 		if (texture->type == VS::TEXTURE_TYPE_2D || texture->type == VS::TEXTURE_TYPE_CUBEMAP) {
 
 			if (texture->compressed) {
@@ -1062,8 +1079,6 @@ Ref<Image> RasterizerStorageGLES3::texture_get_data(RID p_texture, int p_layer)
 
 	glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
 
-	//print_line("GET FORMAT: " + Image::get_format_name(texture->format) + " mipmaps: " + itos(texture->mipmaps));
-
 	for (int i = 0; i < texture->mipmaps; i++) {
 
 		int ofs = 0;
@@ -1142,8 +1157,6 @@ Ref<Image> RasterizerStorageGLES3::texture_get_data(RID p_texture, int p_layer)
 	glBindTexture(GL_TEXTURE_2D, temp_color_texture);
 	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, texture->alloc_width, texture->alloc_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
 
-	print_line(itos(texture->alloc_width) + " xx " + itos(texture->alloc_height) + " -> " + itos(real_format));
-
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 	glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, temp_color_texture, 0);
@@ -2001,7 +2014,8 @@ void RasterizerStorageGLES3::_update_shader(Shader *p_shader) const {
 			actions = &shaders.actions_particles;
 			actions->uniforms = &p_shader->uniforms;
 		} break;
-		case VS::SHADER_MAX: break; // Can't happen, but silences warning
+		case VS::SHADER_MAX:
+			break; // Can't happen, but silences warning
 	}
 
 	Error err = shaders.compiler.compile(p_shader->mode, p_shader->code, actions, p_shader->path, gen_code);
@@ -2892,9 +2906,6 @@ void RasterizerStorageGLES3::_update_material(Material *material) {
 			if (E->get().order < 0)
 				continue; // texture, does not go here
 
-			//if (material->shader->mode == VS::SHADER_PARTICLES) {
-			//	print_line("uniform " + String(E->key()) + " order " + itos(E->get().order) + " offset " + itos(material->shader->ubo_offsets[E->get().order]));
-			//}
 			//regular uniform
 			uint8_t *data = &local_ubo[material->shader->ubo_offsets[E->get().order]];
 
@@ -3787,12 +3798,14 @@ AABB RasterizerStorageGLES3::mesh_get_aabb(RID p_mesh, RID p_skeleton) const {
 	Mesh *mesh = mesh_owner.get(p_mesh);
 	ERR_FAIL_COND_V(!mesh, AABB());
 
-	if (mesh->custom_aabb != AABB())
+	if (mesh->custom_aabb != AABB()) {
 		return mesh->custom_aabb;
+	}
 
 	Skeleton *sk = NULL;
-	if (p_skeleton.is_valid())
+	if (p_skeleton.is_valid()) {
 		sk = skeleton_owner.get(p_skeleton);
+	}
 
 	AABB aabb;
 
@@ -3831,6 +3844,7 @@ AABB RasterizerStorageGLES3::mesh_get_aabb(RID p_mesh, RID p_skeleton) const {
 						mtx.origin.y = texture[base_ofs + 3];
 
 						AABB baabb = mtx.xform(skbones[j]);
+
 						if (first) {
 							laabb = baabb;
 							first = false;
@@ -6450,6 +6464,13 @@ void RasterizerStorageGLES3::update_particles() {
 	glDisable(GL_RASTERIZER_DISCARD);
 }
 
+bool RasterizerStorageGLES3::particles_is_inactive(RID p_particles) const {
+
+	const Particles *particles = particles_owner.getornull(p_particles);
+	ERR_FAIL_COND_V(!particles, false);
+	return !particles->emitting && particles->inactive;
+}
+
 ////////
 
 void RasterizerStorageGLES3::instance_add_skeleton(RID p_skeleton, RasterizerScene::InstanceBase *p_instance) {
@@ -7018,6 +7039,7 @@ RID RasterizerStorageGLES3::render_target_create() {
 
 	Texture *t = memnew(Texture);
 
+	t->type = VS::TEXTURE_TYPE_2D;
 	t->flags = 0;
 	t->width = 0;
 	t->height = 0;
@@ -7668,11 +7690,13 @@ void RasterizerStorageGLES3::initialize() {
 	config.etc2_supported = false;
 	config.s3tc_supported = true;
 	config.rgtc_supported = true; //RGTC - core since OpenGL version 3.0
+	config.texture_float_linear_supported = true;
 #else
 	config.etc2_supported = true;
 	config.hdr_supported = false;
 	config.s3tc_supported = config.extensions.has("GL_EXT_texture_compression_dxt1") || config.extensions.has("GL_EXT_texture_compression_s3tc") || config.extensions.has("WEBGL_compressed_texture_s3tc");
-	config.rgtc_supported = config.extensions.has("GL_EXT_texture_compression_rgtc") || config.extensions.has("GL_ARB_texture_compression_rgtc");
+	config.rgtc_supported = config.extensions.has("GL_EXT_texture_compression_rgtc") || config.extensions.has("GL_ARB_texture_compression_rgtc") || config.extensions.has("EXT_texture_compression_rgtc");
+	config.texture_float_linear_supported = config.extensions.has("GL_OES_texture_float_linear");
 #endif
 
 	config.pvrtc_supported = config.extensions.has("GL_IMG_texture_compression_pvrtc");
@@ -7752,6 +7776,14 @@ void RasterizerStorageGLES3::initialize() {
 
 		glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_BASE_LEVEL, 0);
 		glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MAX_LEVEL, 0);
+
+		glGenTextures(1, &resources.white_tex_array);
+		glActiveTexture(GL_TEXTURE0);
+		glBindTexture(GL_TEXTURE_2D_ARRAY, resources.white_tex_array);
+		glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_RGB, 8, 8, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
+		glTexSubImage3D(GL_TEXTURE_2D_ARRAY, 0, 0, 0, 0, 8, 8, 1, GL_RGB, GL_UNSIGNED_BYTE, whitetexdata);
+		glGenerateMipmap(GL_TEXTURE_2D_ARRAY);
+		glBindTexture(GL_TEXTURE_2D, 0);
 	}
 
 	glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &config.max_texture_image_units);
diff --git a/drivers/gles3/rasterizer_storage_gles3.h b/drivers/gles3/rasterizer_storage_gles3.h
index 8c843e4d96..811f9c8d80 100644
--- a/drivers/gles3/rasterizer_storage_gles3.h
+++ b/drivers/gles3/rasterizer_storage_gles3.h
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -87,6 +87,8 @@ public:
 
 		bool srgb_decode_supported;
 
+		bool texture_float_linear_supported;
+
 		bool use_rgba_2d_shadows;
 
 		float anisotropic_level;
@@ -131,6 +133,7 @@ public:
 		GLuint aniso_tex;
 
 		GLuint white_tex_3d;
+		GLuint white_tex_array;
 
 		GLuint quadie;
 		GLuint quadie_array;
@@ -285,29 +288,31 @@ public:
 		VisualServer::TextureDetectCallback detect_normal;
 		void *detect_normal_ud;
 
-		Texture() {
-
-			using_srgb = false;
-			stored_cube_sides = 0;
-			ignore_mipmaps = false;
-			render_target = NULL;
-			flags = width = height = 0;
-			tex_id = 0;
-			data_size = 0;
-			format = Image::FORMAT_L8;
-			active = false;
-			compressed = false;
-			total_data_size = 0;
-			target = GL_TEXTURE_2D;
-			mipmaps = 0;
-			detect_3d = NULL;
-			detect_3d_ud = NULL;
-			detect_srgb = NULL;
-			detect_srgb_ud = NULL;
-			detect_normal = NULL;
-			detect_normal_ud = NULL;
-			proxy = NULL;
-			redraw_if_visible = false;
+		Texture() :
+				proxy(NULL),
+				flags(0),
+				width(0),
+				height(0),
+				format(Image::FORMAT_L8),
+				type(VS::TEXTURE_TYPE_2D),
+				target(GL_TEXTURE_2D),
+				data_size(0),
+				compressed(false),
+				total_data_size(0),
+				ignore_mipmaps(false),
+				mipmaps(0),
+				active(false),
+				tex_id(0),
+				using_srgb(false),
+				redraw_if_visible(false),
+				stored_cube_sides(0),
+				render_target(NULL),
+				detect_3d(NULL),
+				detect_3d_ud(NULL),
+				detect_srgb(NULL),
+				detect_srgb_ud(NULL),
+				detect_normal(NULL),
+				detect_normal_ud(NULL) {
 		}
 
 		_ALWAYS_INLINE_ Texture *get_ptr() {
@@ -553,16 +558,16 @@ public:
 		bool is_animated_cache;
 
 		Material() :
+				shader(NULL),
+				ubo_id(0),
+				ubo_size(0),
 				list(this),
-				dirty_list(this) {
-			can_cast_shadow_cache = false;
-			is_animated_cache = false;
-			shader = NULL;
-			line_width = 1.0;
-			ubo_id = 0;
-			ubo_size = 0;
-			last_pass = 0;
-			render_priority = 0;
+				dirty_list(this),
+				line_width(1.0),
+				render_priority(0),
+				last_pass(0),
+				can_cast_shadow_cache(false),
+				is_animated_cache(false) {
 		}
 	};
 
@@ -661,27 +666,24 @@ public:
 
 		int total_data_size;
 
-		Surface() {
-
-			array_byte_size = 0;
-			index_array_byte_size = 0;
-			mesh = NULL;
-			format = 0;
-			array_id = 0;
-			vertex_id = 0;
-			index_id = 0;
-			array_len = 0;
+		Surface() :
+				mesh(NULL),
+				format(0),
+				array_id(0),
+				vertex_id(0),
+				index_id(0),
+				index_wireframe_id(0),
+				array_wireframe_id(0),
+				instancing_array_wireframe_id(0),
+				index_wireframe_len(0),
+				array_len(0),
+				index_array_len(0),
+				array_byte_size(0),
+				index_array_byte_size(0),
+				primitive(VS::PRIMITIVE_POINTS),
+				active(false),
+				total_data_size(0) {
 			type = GEOMETRY_SURFACE;
-			primitive = VS::PRIMITIVE_POINTS;
-			index_array_len = 0;
-			active = false;
-
-			total_data_size = 0;
-
-			index_wireframe_id = 0;
-			array_wireframe_id = 0;
-			instancing_array_wireframe_id = 0;
-			index_wireframe_len = 0;
 		}
 
 		~Surface() {
@@ -708,11 +710,11 @@ public:
 			}
 		}
 
-		Mesh() {
-			blend_shape_mode = VS::BLEND_SHAPE_MODE_NORMALIZED;
-			blend_shape_count = 0;
-			last_pass = 0;
-			active = false;
+		Mesh() :
+				active(false),
+				blend_shape_count(0),
+				blend_shape_mode(VS::BLEND_SHAPE_MODE_NORMALIZED),
+				last_pass(0) {
 		}
 	};
 
@@ -780,19 +782,19 @@ public:
 		bool dirty_data;
 
 		MultiMesh() :
+				size(0),
+				transform_format(VS::MULTIMESH_TRANSFORM_2D),
+				color_format(VS::MULTIMESH_COLOR_NONE),
+				custom_data_format(VS::MULTIMESH_CUSTOM_DATA_NONE),
 				update_list(this),
-				mesh_list(this) {
-			dirty_aabb = true;
-			dirty_data = true;
-			xform_floats = 0;
-			color_floats = 0;
-			custom_data_floats = 0;
-			visible_instances = -1;
-			size = 0;
-			buffer = 0;
-			transform_format = VS::MULTIMESH_TRANSFORM_2D;
-			color_format = VS::MULTIMESH_COLOR_NONE;
-			custom_data_format = VS::MULTIMESH_CUSTOM_DATA_NONE;
+				mesh_list(this),
+				buffer(0),
+				visible_instances(-1),
+				xform_floats(0),
+				color_floats(0),
+				custom_data_floats(0),
+				dirty_aabb(true),
+				dirty_data(true) {
 		}
 	};
 
@@ -889,11 +891,10 @@ public:
 		Transform2D base_transform_2d;
 
 		Skeleton() :
+				use_2d(false),
+				size(0),
+				texture(0),
 				update_list(this) {
-			size = 0;
-
-			use_2d = false;
-			texture = 0;
 		}
 	};
 
@@ -1174,37 +1175,31 @@ public:
 		Transform emission_transform;
 
 		Particles() :
-				particle_element(this) {
-			cycle_number = 0;
-			emitting = false;
-			one_shot = false;
-			amount = 0;
-			lifetime = 1.0;
-			pre_process_time = 0.0;
-			explosiveness = 0.0;
-			randomness = 0.0;
-			use_local_coords = true;
-			fixed_fps = 0;
-			fractional_delta = false;
-			frame_remainder = 0;
-			histories_enabled = false;
-			speed_scale = 1.0;
-			random_seed = 0;
-
-			restart_request = false;
-
-			custom_aabb = AABB(Vector3(-4, -4, -4), Vector3(8, 8, 8));
-
-			draw_order = VS::PARTICLES_DRAW_ORDER_INDEX;
+				inactive(true),
+				inactive_time(0.0),
+				emitting(false),
+				one_shot(false),
+				amount(0),
+				lifetime(1.0),
+				pre_process_time(0.0),
+				explosiveness(0.0),
+				randomness(0.0),
+				restart_request(false),
+				custom_aabb(AABB(Vector3(-4, -4, -4), Vector3(8, 8, 8))),
+				use_local_coords(true),
+				draw_order(VS::PARTICLES_DRAW_ORDER_INDEX),
+				histories_enabled(false),
+				particle_element(this),
+				prev_ticks(0),
+				random_seed(0),
+				cycle_number(0),
+				speed_scale(1.0),
+				fixed_fps(0),
+				fractional_delta(false),
+				frame_remainder(0),
+				clear(true) {
 			particle_buffers[0] = 0;
 			particle_buffers[1] = 0;
-
-			prev_ticks = 0;
-
-			clear = true;
-			inactive = true;
-			inactive_time = 0.0;
-
 			glGenBuffers(2, particle_buffers);
 			glGenVertexArrays(2, particle_vaos);
 		}
@@ -1261,6 +1256,8 @@ public:
 	virtual int particles_get_draw_passes(RID p_particles) const;
 	virtual RID particles_get_draw_pass_mesh(RID p_particles, int p_pass) const;
 
+	virtual bool particles_is_inactive(RID p_particles) const;
+
 	/* INSTANCE */
 
 	virtual void instance_add_skeleton(RID p_skeleton, RasterizerScene::InstanceBase *p_instance);
@@ -1307,9 +1304,9 @@ public:
 				GLuint color;
 				int levels;
 
-				MipMaps() {
-					color = 0;
-					levels = 0;
+				MipMaps() :
+						color(0),
+						levels(0) {
 				}
 			};
 
@@ -1324,10 +1321,10 @@ public:
 
 				Vector<GLuint> depth_mipmap_fbos; //fbos for depth mipmapsla ver
 
-				SSAO() {
+				SSAO() :
+						linear_depth(0) {
 					blur_fbo[0] = 0;
 					blur_fbo[1] = 0;
-					linear_depth = 0;
 				}
 			} ssao;
 
@@ -1339,7 +1336,8 @@ public:
 			GLuint fbo;
 			GLuint color;
 
-			Exposure() { fbo = 0; }
+			Exposure() :
+					fbo(0) {}
 		} exposure;
 
 		uint64_t last_exposure_tick;
@@ -1353,26 +1351,22 @@ public:
 
 		RID texture;
 
-		RenderTarget() {
-
-			msaa = VS::VIEWPORT_MSAA_DISABLED;
-			width = 0;
-			height = 0;
-			depth = 0;
-			fbo = 0;
+		RenderTarget() :
+				fbo(0),
+				depth(0),
+				last_exposure_tick(0),
+				width(0),
+				height(0),
+				used_in_frame(false),
+				msaa(VS::VIEWPORT_MSAA_DISABLED) {
 			exposure.fbo = 0;
 			buffers.fbo = 0;
-			used_in_frame = false;
-
 			for (int i = 0; i < RENDER_TARGET_FLAG_MAX; i++) {
 				flags[i] = false;
 			}
 			flags[RENDER_TARGET_HDR] = true;
-
 			buffers.active = false;
 			buffers.effects_active = false;
-
-			last_exposure_tick = 0;
 		}
 	};
 
diff --git a/drivers/gles3/shader_compiler_gles3.cpp b/drivers/gles3/shader_compiler_gles3.cpp
index fb6e168327..cda6dac506 100644
--- a/drivers/gles3/shader_compiler_gles3.cpp
+++ b/drivers/gles3/shader_compiler_gles3.cpp
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
@@ -133,8 +133,7 @@ static String _interpstr(SL::DataInterpolation p_interp) {
 
 	switch (p_interp) {
 		case SL::INTERPOLATION_FLAT: return "flat ";
-		case SL::INTERPOLATION_NO_PERSPECTIVE: return "noperspective ";
-		case SL::INTERPOLATION_SMOOTH: return "smooth ";
+		case SL::INTERPOLATION_SMOOTH: return "";
 	}
 	return "";
 }
@@ -173,10 +172,11 @@ static String _mkid(const String &p_id) {
 
 static String f2sp0(float p_float) {
 
-	if (int(p_float) == p_float)
-		return itos(p_float) + ".0";
-	else
-		return rtoss(p_float);
+	String num = rtoss(p_float);
+	if (num.find(".") == -1 && num.find("e") == -1) {
+		num += ".0";
+	}
+	return num;
 }
 
 static String get_constant_text(SL::DataType p_type, const Vector<SL::ConstantNode::Value> &p_values) {
@@ -229,7 +229,7 @@ static String get_constant_text(SL::DataType p_type, const Vector<SL::ConstantNo
 			text += ")";
 			return text;
 		} break;
-		case SL::TYPE_FLOAT: return f2sp0(p_values[0].real) + "f";
+		case SL::TYPE_FLOAT: return f2sp0(p_values[0].real);
 		case SL::TYPE_VEC2:
 		case SL::TYPE_VEC3:
 		case SL::TYPE_VEC4: {
@@ -748,7 +748,7 @@ Error ShaderCompilerGLES3::compile(VS::ShaderMode p_mode, const String &p_code,
 
 		Vector<String> shader = p_code.split("\n");
 		for (int i = 0; i < shader.size(); i++) {
-			print_line(itos(i) + " " + shader[i]);
+			print_line(itos(i + 1) + " " + shader[i]);
 		}
 
 		_err_print_error(NULL, p_path.utf8().get_data(), parser.get_error_line(), parser.get_error_text().utf8().get_data(), ERR_HANDLER_SHADER);
@@ -786,7 +786,7 @@ ShaderCompilerGLES3::ShaderCompilerGLES3() {
 	/** CANVAS ITEM SHADER **/
 
 	actions[VS::SHADER_CANVAS_ITEM].renames["VERTEX"] = "outvec.xy";
-	actions[VS::SHADER_CANVAS_ITEM].renames["UV"] = "uv_interp";
+	actions[VS::SHADER_CANVAS_ITEM].renames["UV"] = "uv";
 	actions[VS::SHADER_CANVAS_ITEM].renames["POINT_SIZE"] = "gl_PointSize";
 
 	actions[VS::SHADER_CANVAS_ITEM].renames["WORLD_MATRIX"] = "modelview_matrix";
@@ -838,6 +838,7 @@ ShaderCompilerGLES3::ShaderCompilerGLES3() {
 	actions[VS::SHADER_SPATIAL].renames["NORMAL"] = "normal";
 	actions[VS::SHADER_SPATIAL].renames["TANGENT"] = "tangent";
 	actions[VS::SHADER_SPATIAL].renames["BINORMAL"] = "binormal";
+	actions[VS::SHADER_SPATIAL].renames["POSITION"] = "position";
 	actions[VS::SHADER_SPATIAL].renames["UV"] = "uv_interp";
 	actions[VS::SHADER_SPATIAL].renames["UV2"] = "uv2_interp";
 	actions[VS::SHADER_SPATIAL].renames["COLOR"] = "color_interp";
@@ -903,6 +904,7 @@ ShaderCompilerGLES3::ShaderCompilerGLES3() {
 	actions[VS::SHADER_SPATIAL].usage_defines["COLOR"] = "#define ENABLE_COLOR_INTERP\n";
 	actions[VS::SHADER_SPATIAL].usage_defines["INSTANCE_CUSTOM"] = "#define ENABLE_INSTANCE_CUSTOM\n";
 	actions[VS::SHADER_SPATIAL].usage_defines["ALPHA_SCISSOR"] = "#define ALPHA_SCISSOR_USED\n";
+	actions[VS::SHADER_SPATIAL].usage_defines["POSITION"] = "#define OVERRIDE_POSITION\n";
 
 	actions[VS::SHADER_SPATIAL].usage_defines["SSS_STRENGTH"] = "#define ENABLE_SSS\n";
 	actions[VS::SHADER_SPATIAL].usage_defines["TRANSMISSION"] = "#define TRANSMISSION_USED\n";
@@ -948,7 +950,7 @@ ShaderCompilerGLES3::ShaderCompilerGLES3() {
 	actions[VS::SHADER_PARTICLES].renames["COLOR"] = "out_color";
 	actions[VS::SHADER_PARTICLES].renames["VELOCITY"] = "out_velocity_active.xyz";
 	actions[VS::SHADER_PARTICLES].renames["MASS"] = "mass";
-	actions[VS::SHADER_PARTICLES].renames["ACTIVE"] = "active";
+	actions[VS::SHADER_PARTICLES].renames["ACTIVE"] = "shader_active";
 	actions[VS::SHADER_PARTICLES].renames["RESTART"] = "restart";
 	actions[VS::SHADER_PARTICLES].renames["CUSTOM"] = "out_custom";
 	actions[VS::SHADER_PARTICLES].renames["TRANSFORM"] = "xform";
diff --git a/drivers/gles3/shader_compiler_gles3.h b/drivers/gles3/shader_compiler_gles3.h
index 1f903b8935..79f5c50f88 100644
--- a/drivers/gles3/shader_compiler_gles3.h
+++ b/drivers/gles3/shader_compiler_gles3.h
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
diff --git a/drivers/gles3/shader_gles3.cpp b/drivers/gles3/shader_gles3.cpp
index 404a9107ab..edc2a6c054 100644
--- a/drivers/gles3/shader_gles3.cpp
+++ b/drivers/gles3/shader_gles3.cpp
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
diff --git a/drivers/gles3/shader_gles3.h b/drivers/gles3/shader_gles3.h
index 0d360e8453..1f98f4883d 100644
--- a/drivers/gles3/shader_gles3.h
+++ b/drivers/gles3/shader_gles3.h
@@ -5,8 +5,8 @@
 /*                           GODOT ENGINE                                */
 /*                      https://godotengine.org                          */
 /*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
 /*                                                                       */
 /* Permission is hereby granted, free of charge, to any person obtaining */
 /* a copy of this software and associated documentation files (the       */
diff --git a/drivers/gles3/shaders/canvas.glsl b/drivers/gles3/shaders/canvas.glsl
index ef2319c332..974eff86f3 100644
--- a/drivers/gles3/shaders/canvas.glsl
+++ b/drivers/gles3/shaders/canvas.glsl
@@ -145,6 +145,8 @@ void main() {
 
 #define extra_matrix extra_matrix_instance
 
+	//for compatibility with the fragment shader we need to use uv here
+	vec2 uv = uv_interp;
 	{
 		/* clang-format off */
 
@@ -153,6 +155,8 @@ VERTEX_SHADER_CODE
 		/* clang-format on */
 	}
 
+	uv_interp = uv;
+
 #ifdef USE_NINEPATCH
 
 	pixel_size_interp = abs(dst_rect.zw) * vertex;
@@ -477,6 +481,7 @@ void main() {
 
 #if defined(NORMALMAP_USED)
 		vec3 normal_map = vec3(0.0, 0.0, 1.0);
+		normal_used = true;
 #endif
 
 		/* clang-format off */
diff --git a/drivers/gles3/shaders/copy.glsl b/drivers/gles3/shaders/copy.glsl
index a5637537d2..3b36bc7cc1 100644
--- a/drivers/gles3/shaders/copy.glsl
+++ b/drivers/gles3/shaders/copy.glsl
@@ -79,6 +79,7 @@ uniform float multiplier;
 #endif
 
 #if defined(USE_PANORAMA) || defined(USE_ASYM_PANO)
+uniform highp mat4 sky_transform;
 
 vec4 texturePanorama(vec3 normal, sampler2D pano) {
 
@@ -121,7 +122,12 @@ void main() {
 
 #ifdef USE_PANORAMA
 
-	vec4 color = texturePanorama(normalize(cube_interp), source);
+	vec3 cube_normal = normalize(cube_interp);
+	cube_normal.z = -cube_normal.z;
+	cube_normal = mat3(sky_transform) * cube_normal;
+	cube_normal.z = -cube_normal.z;
+
+	vec4 color = texturePanorama(cube_normal, source);
 
 #elif defined(USE_ASYM_PANO)
 
@@ -133,7 +139,7 @@ void main() {
 	cube_normal.z = -1000000.0;
 	cube_normal.x = (cube_normal.z * (-uv_interp.x - asym_proj.x)) / asym_proj.y;
 	cube_normal.y = (cube_normal.z * (-uv_interp.y - asym_proj.z)) / asym_proj.a;
-	cube_normal = mat3(pano_transform) * cube_normal;
+	cube_normal = mat3(sky_transform) * mat3(pano_transform) * cube_normal;
 	cube_normal.z = -cube_normal.z;
 
 	vec4 color = texturePanorama(normalize(cube_normal.xyz), source);
diff --git a/drivers/gles3/shaders/effect_blur.glsl b/drivers/gles3/shaders/effect_blur.glsl
index b67d06bc10..fc15ca31b1 100644
--- a/drivers/gles3/shaders/effect_blur.glsl
+++ b/drivers/gles3/shaders/effect_blur.glsl
@@ -94,6 +94,7 @@ uniform sampler2D source_dof_original; //texunit:2
 
 uniform float exposure;
 uniform float white;
+uniform highp float luminance_cap;
 
 #ifdef GLOW_USE_AUTO_EXPOSURE
 
@@ -271,7 +272,7 @@ void main() {
 	float luminance = max(frag_color.r, max(frag_color.g, frag_color.b));
 	float feedback = max(smoothstep(glow_hdr_threshold, glow_hdr_threshold + glow_hdr_scale, luminance), glow_bloom);
 
-	frag_color *= feedback;
+	frag_color = min(frag_color * feedback, vec4(luminance_cap));
 
 #endif
 
diff --git a/drivers/gles3/shaders/scene.glsl b/drivers/gles3/shaders/scene.glsl
index d4079c4b4f..86aac2801a 100644
--- a/drivers/gles3/shaders/scene.glsl
+++ b/drivers/gles3/shaders/scene.glsl
@@ -165,18 +165,68 @@ uniform int spot_light_count;
 out vec4 diffuse_light_interp;
 out vec4 specular_light_interp;
 
+
 void light_compute(vec3 N, vec3 L, vec3 V, vec3 light_color, float roughness, inout vec3 diffuse, inout vec3 specular) {
 
-	float dotNL = max(dot(N, L), 0.0);
-	diffuse += dotNL * light_color / M_PI;
+
+	float NdotL = dot(N, L);
+	float cNdotL = max(NdotL, 0.0); // clamped NdotL
+	float NdotV = dot(N, V);
+	float cNdotV = max(NdotV, 0.0);
+
+#if defined(DIFFUSE_OREN_NAYAR)
+	vec3 diffuse_brdf_NL;
+#else
+	float diffuse_brdf_NL; // BRDF times N.L for calculating diffuse radiance
+#endif
+
+#if defined(DIFFUSE_LAMBERT_WRAP)
+	// energy conserving lambert wrap shader
+	diffuse_brdf_NL = max(0.0, (NdotL + roughness) / ((1.0 + roughness) * (1.0 + roughness)));
+
+#elif defined(DIFFUSE_OREN_NAYAR)
+
+	{
+		// see http://mimosa-pudica.net/improved-oren-nayar.html
+		float LdotV = dot(L, V);
+
+		float s = LdotV - NdotL * NdotV;
+		float t = mix(1.0, max(NdotL, NdotV), step(0.0, s));
+
+		float sigma2 = roughness * roughness; // TODO: this needs checking
+		vec3 A = 1.0 + sigma2 * (-0.5 / (sigma2 + 0.33) + 0.17 * diffuse_color / (sigma2 + 0.13));
+		float B = 0.45 * sigma2 / (sigma2 + 0.09);
+
+		diffuse_brdf_NL = cNdotL * (A + vec3(B) * s / t) * (1.0 / M_PI);
+	}
+#else
+	// lambert by default for everything else
+	diffuse_brdf_NL = cNdotL * (1.0 / M_PI);
+#endif
+
+	diffuse += light_color * diffuse_brdf_NL;
 
 	if (roughness > 0.0) {
 
+		// D
+		float specular_brdf_NL = 0.0;
+
+#if !defined(SPECULAR_DISABLED)
+		//normalized blinn always unless disabled
 		vec3 H = normalize(V + L);
-		float dotNH = max(dot(N, H), 0.0);
-		float intensity = (roughness >= 1.0 ? 1.0 : pow(dotNH, (1.0 - roughness) * 256.0));
-		specular += light_color * intensity;
+		float cNdotH = max(dot(N, H), 0.0);
+		float cVdotH = max(dot(V, H), 0.0);
+		float cLdotH = max(dot(L, H), 0.0);
+		float shininess = exp2(15.0 * (1.0 - roughness) + 1.0) * 0.25;
+		float blinn = pow(cNdotH, shininess);
+		blinn *= (shininess + 8.0) * (1.0 / (8.0 * M_PI));
+		specular_brdf_NL = (blinn) / max(4.0 * cNdotV * cNdotL, 0.75);
+#endif
+
+		specular += specular_brdf_NL * light_color * (1.0 / M_PI);
 	}
+
+
 }
 
 void light_process_omni(int idx, vec3 vertex, vec3 eye_vec, vec3 normal, float roughness, inout vec3 diffuse, inout vec3 specular) {
@@ -306,6 +356,10 @@ void main() {
 	uv2_interp = uv2_attrib;
 #endif
 
+#ifdef OVERRIDE_POSITION
+	highp vec4 position;
+#endif
+
 #if defined(USE_INSTANCING) && defined(ENABLE_INSTANCE_CUSTOM)
 	vec4 instance_custom = instance_custom_data;
 #else
@@ -461,7 +515,11 @@ VERTEX_SHADER_CODE
 
 #endif //RENDER_DEPTH
 
+#ifdef OVERRIDE_POSITION
+	gl_Position = position;
+#else
 	gl_Position = projection_matrix * vec4(vertex_interp, 1.0);
+#endif
 
 	position_interp = gl_Position;
 
@@ -1504,7 +1562,7 @@ void gi_probe_compute(mediump sampler3D probe, mat4 probe_xform, vec3 bounds, ve
 
 	//irradiance
 
-	vec3 irr_light = voxel_cone_trace(probe, cell_size, probe_pos, environment, blend_ambient, ref_vec, max(min_ref_tan, tan(roughness * 0.5 * M_PI)), max_distance, p_bias);
+	vec3 irr_light = voxel_cone_trace(probe, cell_size, probe_pos, environment, blend_ambient, ref_vec, max(min_ref_tan, tan(roughness * 0.5 * M_PI * 0.99)), max_distance, p_bias);
 
 	irr_light *= multiplier;
 	//irr_light=vec3(0.0);
@@ -1565,6 +1623,7 @@ void main() {
 
 	//lay out everything, whathever is unused is optimized away anyway
 	highp vec3 vertex = vertex_interp;
+	vec3 view = -normalize(vertex_interp);
 	vec3 albedo = vec3(1.0);
 	vec3 transmission = vec3(0.0);
 	float metallic = 0.0;
@@ -1585,24 +1644,24 @@ void main() {
 
 	float alpha = 1.0;
 
-#if defined(DO_SIDE_CHECK)
-	float side = gl_FrontFacing ? 1.0 : -1.0;
-#else
-	float side = 1.0;
-#endif
-
 #if defined(ALPHA_SCISSOR_USED)
 	float alpha_scissor = 0.5;
 #endif
 
 #if defined(ENABLE_TANGENT_INTERP) || defined(ENABLE_NORMALMAP) || defined(LIGHT_USE_ANISOTROPY)
-	vec3 binormal = normalize(binormal_interp) * side;
-	vec3 tangent = normalize(tangent_interp) * side;
+	vec3 binormal = normalize(binormal_interp);
+	vec3 tangent = normalize(tangent_interp);
 #else
 	vec3 binormal = vec3(0.0);
 	vec3 tangent = vec3(0.0);
 #endif
-	vec3 normal = normalize(normal_interp) * side;
+	vec3 normal = normalize(normal_interp);
+
+#if defined(DO_SIDE_CHECK)
+	if (!gl_FrontFacing) {
+		normal = -normal;
+	}
+#endif
 
 #if defined(ENABLE_UV_INTERP)
 	vec2 uv = uv_interp;
@@ -1658,7 +1717,7 @@ FRAGMENT_SHADER_CODE
 	normalmap.xy = normalmap.xy * 2.0 - 1.0;
 	normalmap.z = sqrt(max(0.0, 1.0 - dot(normalmap.xy, normalmap.xy))); //always ignore Z, as it can be RG packed, Z may be pos/neg, etc.
 
-	normal = normalize(mix(normal_interp, tangent * normalmap.x + binormal * normalmap.y + normal * normalmap.z, normaldepth)) * side;
+	normal = normalize(mix(normal, tangent * normalmap.x + binormal * normalmap.y + normal * normalmap.z, normaldepth));
 
 #endif
 
@@ -1699,7 +1758,7 @@ FRAGMENT_SHADER_CODE
 	vec3 ambient_light;
 	vec3 env_reflection_light = vec3(0.0, 0.0, 0.0);
 
-	vec3 eye_vec = -normalize(vertex_interp);
+	vec3 eye_vec = view;
 
 #ifdef USE_RADIANCE_MAP
 
@@ -2027,7 +2086,7 @@ FRAGMENT_SHADER_CODE
 		//apply fog
 
 		if (fog_depth_enabled) {
-			float fog_far = fog_depth_end > 0 ? fog_depth_end : z_far;
+			float fog_far = fog_depth_end > 0.0 ? fog_depth_end : z_far;
 
 			float fog_z = smoothstep(fog_depth_begin, fog_far, length(vertex));