Merge branch 'master' of https://github.com/not-surt/godot into snapping2

Conflicts:
	tools/editor/plugins/canvas_item_editor_plugin.cpp
	tools/editor/plugins/canvas_item_editor_plugin.h

1 files changed, 63 insertions, 3 deletions

diff --git a/drivers/gles2/rasterizer_gles2.h b/drivers/gles2/rasterizer_gles2.h
index 173ca14180..b7895ad82e 100644
--- a/drivers/gles2/rasterizer_gles2.h
+++ b/drivers/gles2/rasterizer_gles2.h
@@ -51,6 +51,7 @@
 
 #include "drivers/gles2/shaders/material.glsl.h"
 #include "drivers/gles2/shaders/canvas.glsl.h"
+#include "drivers/gles2/shaders/canvas_shadow.glsl.h"
 #include "drivers/gles2/shaders/blur.glsl.h"
 #include "drivers/gles2/shaders/copy.glsl.h"
 #include "drivers/gles2/shader_compiler_gles2.h"
@@ -676,6 +677,7 @@ class RasterizerGLES2 : public Rasterizer {
 			bg_param[VS::ENV_BG_PARAM_ENERGY]=1.0;
 			bg_param[VS::ENV_BG_PARAM_SCALE]=1.0;
 			bg_param[VS::ENV_BG_PARAM_GLOW]=0.0;
+			bg_param[VS::ENV_BG_PARAM_CANVAS_MAX_LAYER]=0;
 
 			for(int i=0;i<VS::ENV_FX_MAX;i++)
 				fx_enabled[i]=false;
@@ -816,6 +818,7 @@ class RasterizerGLES2 : public Rasterizer {
 	bool current_depth_mask;
 	VS::MaterialBlendMode current_blend_mode;
 	bool use_fast_texture_filter;
+	int max_texture_size;
 
 	bool fragment_lighting;
 	RID shadow_material;
@@ -1160,6 +1163,7 @@ class RasterizerGLES2 : public Rasterizer {
 	void _process_glow_and_bloom();
 	//void _update_blur_buffer();
 
+
 	/*********/
 	/* FRAME */
 	/*********/
@@ -1178,6 +1182,45 @@ class RasterizerGLES2 : public Rasterizer {
 	} _rinfo;
 
 
+	/*******************/
+	/* CANVAS OCCLUDER */
+	/*******************/
+
+
+	struct CanvasOccluder {
+
+		GLuint vertex_id; // 0 means, unconfigured
+		GLuint index_id; // 0 means, unconfigured
+		DVector<Vector2> lines;
+		int len;
+	};
+
+	RID_Owner<CanvasOccluder> canvas_occluder_owner;
+
+	/***********************/
+	/* CANVAS LIGHT SHADOW */
+	/***********************/
+
+
+	struct CanvasLightShadow {
+
+		int size;
+		int height;
+		GLuint fbo;
+		GLuint rbo;
+		GLuint depth;
+		GLuint rgba; //for older devices
+
+		GLuint blur;
+
+	};
+
+	RID_Owner<CanvasLightShadow> canvas_light_shadow_owner;
+
+	RID canvas_shadow_blur;
+
+	/* ETC */
+
 	RenderTarget *current_rt;
 	bool current_rt_transparent;
 	bool current_rt_vflip;
@@ -1192,7 +1235,7 @@ class RasterizerGLES2 : public Rasterizer {
 	bool uses_texpixel_size;
 	bool rebind_texpixel_size;
 	Transform canvas_transform;
-	RID canvas_last_shader;
+	CanvasItemMaterial *canvas_last_material;
 	bool canvas_texscreen_used;
 	Vector2 normal_flip;
 	_FORCE_INLINE_ void _canvas_normal_set_flip(const Vector2& p_flip);
@@ -1216,6 +1259,7 @@ class RasterizerGLES2 : public Rasterizer {
 	void _process_hdr();
 	void _draw_tex_bg();
 
+	bool using_canvas_bg;
 	Size2 window_size;
 	VS::ViewportRect viewport;
 	double last_time;
@@ -1227,10 +1271,12 @@ class RasterizerGLES2 : public Rasterizer {
 	VS::ScenarioDebugMode current_debug;
 	RID overdraw_material;
 
+
 	mutable MaterialShaderGLES2 material_shader;
 	mutable CanvasShaderGLES2 canvas_shader;
 	BlurShaderGLES2 blur_shader;
 	CopyShaderGLES2 copy_shader;
+	mutable CanvasShadowShaderGLES2 canvas_shadow_shader;
 
 	mutable ShaderCompilerGLES2 shader_precompiler;
 
@@ -1254,8 +1300,8 @@ class RasterizerGLES2 : public Rasterizer {
 
 	template<bool use_normalmap>
 	_FORCE_INLINE_ void _canvas_item_render_commands(CanvasItem *p_item,CanvasItem *current_clip,bool &reclip);
-	_FORCE_INLINE_ void _canvas_item_setup_shader_params(CanvasItem *shader_owner,Shader* p_shader);
-	_FORCE_INLINE_ void _canvas_item_setup_shader_uniforms(CanvasItem *shader_owner,Shader* p_shader);
+	_FORCE_INLINE_ void _canvas_item_setup_shader_params(CanvasItemMaterial *material,Shader* p_shader);
+	_FORCE_INLINE_ void _canvas_item_setup_shader_uniforms(CanvasItemMaterial *material,Shader* p_shader);
 public:
 
 	/* TEXTURE API */
@@ -1556,6 +1602,8 @@ public:
 
 	/* CANVAS API */
 
+	virtual void begin_canvas_bg();
+
 	virtual void canvas_begin();
 	virtual void canvas_disable_blending();
 
@@ -1572,7 +1620,17 @@ public:
 	virtual void canvas_set_transform(const Matrix32& p_transform);
 
 	virtual void canvas_render_items(CanvasItem *p_item_list,int p_z,const Color& p_modulate,CanvasLight *p_light);
+	virtual void canvas_debug_viewport_shadows(CanvasLight* p_lights_with_shadow);
 
+	/* CANVAS LIGHT SHADOW */
+
+	//buffer
+	virtual RID canvas_light_shadow_buffer_create(int p_width);
+	virtual void canvas_light_shadow_buffer_update(RID p_buffer, const Matrix32& p_light_xform, int p_light_mask,float p_near, float p_far, CanvasLightOccluderInstance* p_occluders, CameraMatrix *p_xform_cache);
+
+	//occluder
+	virtual RID canvas_light_occluder_create();
+	virtual void canvas_light_occluder_set_polylines(RID p_occluder, const DVector<Vector2>& p_lines);
 
 	/* ENVIRONMENT */
 
@@ -1611,6 +1669,8 @@ public:
 	virtual bool is_environment(const RID& p_rid) const;
 	virtual bool is_shader(const RID& p_rid) const;
 
+	virtual bool is_canvas_light_occluder(const RID& p_rid) const;
+
 	virtual void free(const RID& p_rid);
 
 	virtual void init();