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Diffstat (limited to 'drivers/gles2/rasterizer_scene_gles2.h')
| -rw-r--r-- | drivers/gles2/rasterizer_scene_gles2.h | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/drivers/gles2/rasterizer_scene_gles2.h b/drivers/gles2/rasterizer_scene_gles2.h new file mode 100644 index 0000000000..99f034afed --- /dev/null +++ b/drivers/gles2/rasterizer_scene_gles2.h @@ -0,0 +1,258 @@ +/*************************************************************************/ +/* rasterizer_scene_gles2.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 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 */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#ifndef RASTERIZERSCENEGLES2_H +#define RASTERIZERSCENEGLES2_H + +/* Must come before shaders or the Windows build fails... */ +#include "rasterizer_storage_gles2.h" + +#include "shaders/scene.glsl.gen.h" +/* + +#include "drivers/gles3/shaders/cube_to_dp.glsl.gen.h" +#include "drivers/gles3/shaders/effect_blur.glsl.gen.h" +#include "drivers/gles3/shaders/exposure.glsl.gen.h" +#include "drivers/gles3/shaders/resolve.glsl.gen.h" +#include "drivers/gles3/shaders/scene.glsl.gen.h" +#include "drivers/gles3/shaders/screen_space_reflection.glsl.gen.h" +#include "drivers/gles3/shaders/ssao.glsl.gen.h" +#include "drivers/gles3/shaders/ssao_blur.glsl.gen.h" +#include "drivers/gles3/shaders/ssao_minify.glsl.gen.h" +#include "drivers/gles3/shaders/subsurf_scattering.glsl.gen.h" +#include "drivers/gles3/shaders/tonemap.glsl.gen.h" + +*/ + +class RasterizerSceneGLES2 : public RasterizerScene { +public: + RasterizerStorageGLES2 *storage; + struct State { + + bool texscreen_copied; + int current_blend_mode; + float current_line_width; + int current_depth_draw; + bool current_depth_test; + GLuint current_main_tex; + + SceneShaderGLES2 scene_shader; + // CubeToDpShaderGLES3 cube_to_dp_shader; + // ResolveShaderGLES3 resolve_shader; + // ScreenSpaceReflectionShaderGLES3 ssr_shader; + // EffectBlurShaderGLES3 effect_blur_shader; + // SubsurfScatteringShaderGLES3 sss_shader; + // SsaoMinifyShaderGLES3 ssao_minify_shader; + // SsaoShaderGLES3 ssao_shader; + // SsaoBlurShaderGLES3 ssao_blur_shader; + // ExposureShaderGLES3 exposure_shader; + // TonemapShaderGLES3 tonemap_shader; + + /* + struct SceneDataUBO { + //this is a std140 compatible struct. Please read the OpenGL 3.3 Specificaiton spec before doing any changes + float projection_matrix[16]; + float inv_projection_matrix[16]; + float camera_inverse_matrix[16]; + float camera_matrix[16]; + float ambient_light_color[4]; + float bg_color[4]; + float fog_color_enabled[4]; + float fog_sun_color_amount[4]; + + float ambient_energy; + float bg_energy; + float z_offset; + float z_slope_scale; + float shadow_dual_paraboloid_render_zfar; + float shadow_dual_paraboloid_render_side; + float viewport_size[2]; + float screen_pixel_size[2]; + float shadow_atlas_pixel_size[2]; + float shadow_directional_pixel_size[2]; + + float time; + float z_far; + float reflection_multiplier; + float subsurface_scatter_width; + float ambient_occlusion_affect_light; + + uint32_t fog_depth_enabled; + float fog_depth_begin; + float fog_depth_curve; + uint32_t fog_transmit_enabled; + float fog_transmit_curve; + uint32_t fog_height_enabled; + float fog_height_min; + float fog_height_max; + float fog_height_curve; + // make sure this struct is padded to be a multiple of 16 bytes for webgl + + } ubo_data; + + GLuint scene_ubo; + + struct EnvironmentRadianceUBO { + + float transform[16]; + float ambient_contribution; + uint8_t padding[12]; + + } env_radiance_data; + + GLuint env_radiance_ubo; + + GLuint sky_verts; + GLuint sky_array; + + GLuint directional_ubo; + + GLuint spot_array_ubo; + GLuint omni_array_ubo; + GLuint reflection_array_ubo; + + GLuint immediate_buffer; + GLuint immediate_array; + + uint32_t ubo_light_size; + uint8_t *spot_array_tmp; + uint8_t *omni_array_tmp; + uint8_t *reflection_array_tmp; + + int max_ubo_lights; + int max_forward_lights_per_object; + int max_ubo_reflections; + int max_skeleton_bones; + + bool used_contact_shadows; + + int spot_light_count; + int omni_light_count; + int directional_light_count; + int reflection_probe_count; + + bool cull_front; + bool cull_disabled; + bool used_sss; + bool used_screen_texture; + bool using_contact_shadows; + + VS::ViewportDebugDraw debug_draw; + */ + } state; + + /* SHADOW ATLAS API */ + + RID shadow_atlas_create(); + void shadow_atlas_set_size(RID p_atlas, int p_size); + void shadow_atlas_set_quadrant_subdivision(RID p_atlas, int p_quadrant, int p_subdivision); + bool shadow_atlas_update_light(RID p_atlas, RID p_light_intance, float p_coverage, uint64_t p_light_version); + + virtual int get_directional_light_shadow_size(RID p_light_intance); + virtual void set_directional_shadow_count(int p_count); + + /* REFLECTION PROBE ATLAS API */ + + virtual RID reflection_atlas_create(); + virtual void reflection_atlas_set_size(RID p_ref_atlas, int p_size); + virtual void reflection_atlas_set_subdivision(RID p_ref_atlas, int p_subdiv); + + /* REFLECTION CUBEMAPS */ + + /* REFLECTION PROBE INSTANCE */ + + virtual RID reflection_probe_instance_create(RID p_probe); + virtual void reflection_probe_instance_set_transform(RID p_instance, const Transform &p_transform); + virtual void reflection_probe_release_atlas_index(RID p_instance); + virtual bool reflection_probe_instance_needs_redraw(RID p_instance); + virtual bool reflection_probe_instance_has_reflection(RID p_instance); + virtual bool reflection_probe_instance_begin_render(RID p_instance, RID p_reflection_atlas); + virtual bool reflection_probe_instance_postprocess_step(RID p_instance); + + /* ENVIRONMENT API */ + virtual RID environment_create(); + + 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_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); + virtual void environment_set_ambient_light(RID p_env, const Color &p_color, float p_energy = 1.0, float p_sky_contribution = 0.0); + + 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_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); + virtual void environment_set_ssao(RID p_env, bool p_enable, float p_radius, float p_intensity, float p_radius2, float p_intensity2, float p_bias, float p_light_affect, const Color &p_color, VS::EnvironmentSSAOQuality p_quality, VS::EnvironmentSSAOBlur p_blur, float p_bilateral_sharpness); + + virtual void environment_set_tonemap(RID p_env, VS::EnvironmentToneMapper p_tone_mapper, float p_exposure, float p_white, bool p_auto_exposure, float p_min_luminance, float p_max_luminance, float p_auto_exp_speed, float p_auto_exp_scale); + + virtual void environment_set_adjustment(RID p_env, bool p_enable, float p_brightness, float p_contrast, float p_saturation, RID p_ramp); + + virtual void environment_set_fog(RID p_env, bool p_enable, const Color &p_color, const Color &p_sun_color, float p_sun_amount); + virtual void environment_set_fog_depth(RID p_env, bool p_enable, float p_depth_begin, float p_depth_curve, bool p_transmit, float p_transmit_curve); + virtual void environment_set_fog_height(RID p_env, bool p_enable, float p_min_height, float p_max_height, float p_height_curve); + + virtual bool is_environment(RID p_env); + + virtual VS::EnvironmentBG environment_get_background(RID p_env); + virtual int environment_get_canvas_max_layer(RID p_env); + + /* LIGHT INSTANCE */ + virtual RID light_instance_create(RID p_light); + virtual void light_instance_set_transform(RID p_light_instance, const Transform &p_transform); + virtual void light_instance_set_shadow_transform(RID p_light_instance, const CameraMatrix &p_projection, const Transform &p_transform, float p_far, float p_split, int p_pass, float p_bias_scale = 1.0); + virtual void light_instance_mark_visible(RID p_light_instance); + + /* REFLECTION INSTANCE */ + + virtual RID gi_probe_instance_create(); + virtual void gi_probe_instance_set_light_data(RID p_probe, RID p_base, RID p_data); + virtual void gi_probe_instance_set_transform_to_data(RID p_probe, const Transform &p_xform); + virtual void gi_probe_instance_set_bounds(RID p_probe, const Vector3 &p_bounds); + + /* RENDER LIST */ + + virtual void render_scene(const Transform &p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_ortogonal, InstanceBase **p_cull_result, int p_cull_count, RID *p_light_cull_result, int p_light_cull_count, RID *p_reflection_probe_cull_result, int p_reflection_probe_cull_count, RID p_environment, RID p_shadow_atlas, RID p_reflection_atlas, RID p_reflection_probe, int p_reflection_probe_pass); + virtual void render_shadow(RID p_light, RID p_shadow_atlas, int p_pass, InstanceBase **p_cull_result, int p_cull_count); + virtual bool free(RID p_rid); + + virtual void set_scene_pass(uint64_t p_pass); + virtual void set_debug_draw_mode(VS::ViewportDebugDraw p_debug_draw); + + void iteration(); + void initialize(); + void finalize(); + RasterizerSceneGLES2(); +}; + +#endif // RASTERIZERSCENEGLES2_H |