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gl_rasterizer: sync spot light status

nce_cpp
wwylele 9 years ago
parent
0ade09f28a
commit
35339a578c
4 changed files with 61 additions and 2 deletions
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  1. 45
      src/video_core/renderer_opengl/gl_rasterizer.cpp
  2. 6
      src/video_core/renderer_opengl/gl_rasterizer.h
  3. 9
      src/video_core/renderer_opengl/gl_shader_gen.cpp
  4. 3
      src/video_core/renderer_opengl/gl_shader_gen.h

45
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -735,6 +735,40 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
SyncLightPosition(7);
break;
// Fragment spot lighting direction
case PICA_REG_INDEX_WORKAROUND(lighting.light[0].spot_x, 0x146 + 0 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[0].spot_z, 0x147 + 0 * 0x10):
SyncLightSpotDirection(0);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[1].spot_x, 0x146 + 1 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[1].spot_z, 0x147 + 1 * 0x10):
SyncLightSpotDirection(1);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[2].spot_x, 0x146 + 2 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[2].spot_z, 0x147 + 2 * 0x10):
SyncLightSpotDirection(2);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[3].spot_x, 0x146 + 3 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[3].spot_z, 0x147 + 3 * 0x10):
SyncLightSpotDirection(3);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[4].spot_x, 0x146 + 4 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[4].spot_z, 0x147 + 4 * 0x10):
SyncLightSpotDirection(4);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[5].spot_x, 0x146 + 5 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[5].spot_z, 0x147 + 5 * 0x10):
SyncLightSpotDirection(5);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[6].spot_x, 0x146 + 6 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[6].spot_z, 0x147 + 6 * 0x10):
SyncLightSpotDirection(6);
break;
case PICA_REG_INDEX_WORKAROUND(lighting.light[7].spot_x, 0x146 + 7 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[7].spot_z, 0x147 + 7 * 0x10):
SyncLightSpotDirection(7);
break;
// Fragment lighting light source config
case PICA_REG_INDEX_WORKAROUND(lighting.light[0].config, 0x149 + 0 * 0x10):
case PICA_REG_INDEX_WORKAROUND(lighting.light[1].config, 0x149 + 1 * 0x10):
@ -1595,6 +1629,17 @@ void RasterizerOpenGL::SyncLightPosition(int light_index) {
}
}
void RasterizerOpenGL::SyncLightSpotDirection(int light_index) {
const auto& light = Pica::g_state.regs.lighting.light[light_index];
GLvec3 spot_direction = {light.spot_x / 2047.0f, light.spot_y / 2047.0f,
light.spot_z / 2047.0f};
if (spot_direction != uniform_block_data.data.light_src[light_index].spot_direction) {
uniform_block_data.data.light_src[light_index].spot_direction = spot_direction;
uniform_block_data.dirty = true;
}
}
void RasterizerOpenGL::SyncLightDistanceAttenuationBias(int light_index) {
GLfloat dist_atten_bias =
Pica::float20::FromRaw(Pica::g_state.regs.lighting.light[light_index].dist_atten_bias)

6
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@ -125,6 +125,7 @@ private:
alignas(16) GLvec3 diffuse;
alignas(16) GLvec3 ambient;
alignas(16) GLvec3 position;
alignas(16) GLvec3 spot_direction; // negated
GLfloat dist_atten_bias;
GLfloat dist_atten_scale;
};
@ -153,7 +154,7 @@ private:
};
static_assert(
sizeof(UniformData) == 0x3E0,
sizeof(UniformData) == 0x460,
"The size of the UniformData structure has changed, update the structure in the shader");
static_assert(sizeof(UniformData) < 16384,
"UniformData structure must be less than 16kb as per the OpenGL spec");
@ -241,6 +242,9 @@ private:
/// Syncs the specified light's position to match the PICA register
void SyncLightPosition(int light_index);
/// Syncs the specified spot light direcition to match the PICA register
void SyncLightSpotDirection(int light_index);
/// Syncs the specified light's distance attenuation bias to match the PICA register
void SyncLightDistanceAttenuationBias(int light_index);

9
src/video_core/renderer_opengl/gl_shader_gen.cpp
View File

@ -75,6 +75,8 @@ PicaShaderConfig PicaShaderConfig::BuildFromRegs(const Pica::Regs& regs) {
state.lighting.light[light_index].two_sided_diffuse = light.config.two_sided_diffuse != 0;
state.lighting.light[light_index].dist_atten_enable =
!regs.lighting.IsDistAttenDisabled(num);
state.lighting.light[light_index].spot_atten_enable =
!regs.lighting.IsSpotAttenDisabled(num);
}
state.lighting.lut_d0.enable = regs.lighting.config1.disable_lut_d0 == 0;
@ -87,6 +89,12 @@ PicaShaderConfig PicaShaderConfig::BuildFromRegs(const Pica::Regs& regs) {
state.lighting.lut_d1.type = regs.lighting.lut_input.d1.Value();
state.lighting.lut_d1.scale = regs.lighting.lut_scale.GetScale(regs.lighting.lut_scale.d1);
// this is a dummy field due to lack of the corresponding register
state.lighting.lut_sp.enable = true;
state.lighting.lut_sp.abs_input = regs.lighting.abs_lut_input.disable_sp == 0;
state.lighting.lut_sp.type = regs.lighting.lut_input.sp.Value();
state.lighting.lut_sp.scale = regs.lighting.lut_scale.GetScale(regs.lighting.lut_scale.sp);
state.lighting.lut_fr.enable = regs.lighting.config1.disable_lut_fr == 0;
state.lighting.lut_fr.abs_input = regs.lighting.abs_lut_input.disable_fr == 0;
state.lighting.lut_fr.type = regs.lighting.lut_input.fr.Value();
@ -968,6 +976,7 @@ struct LightSrc {
vec3 diffuse;
vec3 ambient;
vec3 position;
vec3 spot_direction;
float dist_atten_bias;
float dist_atten_scale;
};

3
src/video_core/renderer_opengl/gl_shader_gen.h
View File

@ -93,6 +93,7 @@ union PicaShaderConfig {
bool directional;
bool two_sided_diffuse;
bool dist_atten_enable;
bool spot_atten_enable;
} light[8];
bool enable;
@ -110,7 +111,7 @@ union PicaShaderConfig {
bool abs_input;
Pica::LightingRegs::LightingLutInput type;
float scale;
} lut_d0, lut_d1, lut_fr, lut_rr, lut_rg, lut_rb;
} lut_d0, lut_d1, lut_sp, lut_fr, lut_rr, lut_rg, lut_rb;
} lighting;
struct {

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