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Re-implemented screen space ambient occlusion

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This commit is contained in:
Juan Linietsky
2020-01-25 07:18:55 -03:00
parent ee1e89f8c0
commit bed8980ca5
28 changed files with 1469 additions and 264 deletions
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80
servers/visual/rasterizer_rd/rasterizer_effects_rd.h
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@@ -39,6 +39,9 @@
#include "servers/visual/rasterizer_rd/shaders/cubemap_roughness.glsl.gen.h"
#include "servers/visual/rasterizer_rd/shaders/luminance_reduce.glsl.gen.h"
#include "servers/visual/rasterizer_rd/shaders/sky.glsl.gen.h"
#include "servers/visual/rasterizer_rd/shaders/ssao.glsl.gen.h"
#include "servers/visual/rasterizer_rd/shaders/ssao_blur.glsl.gen.h"
#include "servers/visual/rasterizer_rd/shaders/ssao_minify.glsl.gen.h"
#include "servers/visual/rasterizer_rd/shaders/tonemap.glsl.gen.h"
#include "servers/visual_server.h"
@@ -71,7 +74,8 @@ class RasterizerEffectsRD {
BLUR_FLAG_USE_ORTHOGONAL_PROJECTION = (1 << 2),
BLUR_FLAG_DOF_NEAR_FIRST_TAP = (1 << 3),
BLUR_FLAG_GLOW_FIRST_PASS = (1 << 4),
BLUR_FLAG_FLIP_Y = (1 << 5)
BLUR_FLAG_FLIP_Y = (1 << 5),
BLUR_COPY_FORCE_LUMINANCE = (1 << 6)
};
struct BlurPushConstant {
@@ -265,6 +269,76 @@ class RasterizerEffectsRD {
RID pipelines[BOKEH_MAX];
} bokeh;
enum SSAOMode {
SSAO_MINIFY_FIRST,
SSAO_MINIFY_MIPMAP,
SSAO_GATHER_LOW,
SSAO_GATHER_MEDIUM,
SSAO_GATHER_HIGH,
SSAO_GATHER_ULTRA,
SSAO_GATHER_LOW_HALF,
SSAO_GATHER_MEDIUM_HALF,
SSAO_GATHER_HIGH_HALF,
SSAO_GATHER_ULTRA_HALF,
SSAO_BLUR_PASS,
SSAO_BLUR_PASS_HALF,
SSAO_BLUR_UPSCALE,
SSAO_MAX
};
struct SSAOMinifyPushConstant {
float pixel_size[2];
float z_far;
float z_near;
int32_t source_size[2];
uint32_t orthogonal;
uint32_t pad;
};
struct SSAOGatherPushConstant {
int32_t screen_size[2];
float z_far;
float z_near;
uint32_t orthogonal;
float intensity_div_r6;
float radius;
float bias;
float proj_info[4];
float pixel_size[2];
float proj_scale;
uint32_t pad;
};
struct SSAOBlurPushConstant {
float edge_sharpness;
int32_t filter_scale;
float z_far;
float z_near;
uint32_t orthogonal;
uint32_t pad[3];
int32_t axis[2];
int32_t screen_size[2];
};
struct SSAO {
SSAOMinifyPushConstant minify_push_constant;
SsaoMinifyShaderRD minify_shader;
RID minify_shader_version;
SSAOGatherPushConstant gather_push_constant;
SsaoShaderRD gather_shader;
RID gather_shader_version;
SSAOBlurPushConstant blur_push_constant;
SsaoBlurShaderRD blur_shader;
RID blur_shader_version;
RID pipelines[SSAO_MAX];
} ssao;
RID default_sampler;
RID default_mipmap_sampler;
RID index_buffer;
@@ -283,7 +357,7 @@ public:
//TODO must re-do most of the shaders in compute
void region_copy(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2 &p_region);
void copy_to_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2 &p_rect, bool p_flip_y = false);
void copy_to_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2 &p_rect, bool p_flip_y = false, bool p_force_luminance = false);
void gaussian_blur(RID p_source_rd_texture, RID p_framebuffer_half, RID p_rd_texture_half, RID p_dest_framebuffer, const Vector2 &p_pixel_size, const Rect2 &p_region);
void gaussian_glow(RID p_source_rd_texture, RID p_framebuffer_half, RID p_rd_texture_half, RID p_dest_framebuffer, const Vector2 &p_pixel_size, float p_strength = 1.0, bool p_first_pass = false, float p_luminance_cap = 16.0, float p_exposure = 1.0, float p_bloom = 0.0, float p_hdr_bleed_treshold = 1.0, float p_hdr_bleed_scale = 1.0, RID p_auto_exposure = RID(), float p_auto_exposure_grey = 1.0);
@@ -331,6 +405,8 @@ public:
void tonemapper(RID p_source_color, RID p_dst_framebuffer, const TonemapSettings &p_settings);
void generate_ssao(RID p_depth_buffer, RID p_normal_buffer, const Size2i &p_depth_buffer_size, RID p_depth_mipmaps_texture, const Vector<RID> &depth_mipmaps, RID p_ao1, bool p_half_size, RID p_ao2, RID p_upscale_buffer, float p_intensity, float p_radius, float p_bias, const CameraMatrix &p_projection, VS::EnvironmentSSAOQuality p_quality, VS::EnvironmentSSAOBlur p_blur, float p_edge_sharpness);
RasterizerEffectsRD();
~RasterizerEffectsRD();
};