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ShaderGen: Store light color uniforms as integers.

This commit is contained in:
Tony Wasserka 2013-10-27 13:57:40 +01:00
parent 68e91f0d55
commit 4bf57565e8
8 changed files with 65 additions and 54 deletions
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6
Source/Core/VideoCommon/ConstantManager.h
View File

@ -22,7 +22,8 @@ struct PixelShaderConstants
float4 fog[2];
// For pixel lighting
float4 plights[40];
int4 plight_colors[8];
float4 plights[32];
float4 pmaterials[4];
};
@ -31,7 +32,8 @@ struct VertexShaderConstants
float4 posnormalmatrix[6];
float4 projection[4];
float4 materials[4];
float4 lights[40];
int4 light_colors[8]; // 8 lights
float4 lights[32]; // 8 lights * 4 parameters
float4 texmatrices[24];
float4 transformmatrices[64];
float4 normalmatrices[32];

32
Source/Core/VideoCommon/LightingShaderGen.h
View File

@ -9,19 +9,19 @@
#include "VideoCommon/XFMemory.h"
#define LIGHT_COL "%s[5*%d].%s"
#define LIGHT_COL_PARAMS(lightsName, index, swizzle) (lightsName), (index), (swizzle)
#define LIGHT_COL "(float4(%s[%d]).%s / 255.0)"
#define LIGHT_COL_PARAMS(lightsColName, index, swizzle) (lightsColName), (index), (swizzle)
#define LIGHT_COSATT "%s[5*%d+1]"
#define LIGHT_COSATT "%s[4*%d]"
#define LIGHT_COSATT_PARAMS(lightsName, index) (lightsName), (index)
#define LIGHT_DISTATT "%s[5*%d+2]"
#define LIGHT_DISTATT "%s[4*%d+1]"
#define LIGHT_DISTATT_PARAMS(lightsName, index) (lightsName), (index)
#define LIGHT_POS "%s[5*%d+3]"
#define LIGHT_POS "%s[4*%d+2]"
#define LIGHT_POS_PARAMS(lightsName, index) (lightsName), (index)
#define LIGHT_DIR "%s[5*%d+4]"
#define LIGHT_DIR "%s[4*%d+3]"
#define LIGHT_DIR_PARAMS(lightsName, index) (lightsName), (index)
/**
@ -39,7 +39,7 @@ struct LightingUidData
template<class T>
static void GenerateLightShader(T& object, LightingUidData& uid_data, int index, int litchan_index, const char* lightsName, int coloralpha)
static void GenerateLightShader(T& object, LightingUidData& uid_data, int index, int litchan_index, const char* lightsColName, const char* lightsName, int coloralpha)
{
const LitChannel& chan = (litchan_index > 1) ? xfregs.alpha[litchan_index-2] : xfregs.color[litchan_index];
const char* swizzle = "xyzw";
@ -56,13 +56,13 @@ static void GenerateLightShader(T& object, LightingUidData& uid_data, int index,
switch (chan.diffusefunc)
{
case LIGHTDIF_NONE:
object.Write("lacc.%s += " LIGHT_COL";\n", swizzle, LIGHT_COL_PARAMS(lightsName, index, swizzle));
object.Write("lacc.%s += " LIGHT_COL";\n", swizzle, LIGHT_COL_PARAMS(lightsColName, index, swizzle));
break;
case LIGHTDIF_SIGN:
case LIGHTDIF_CLAMP:
object.Write("ldir = normalize(" LIGHT_POS".xyz - pos.xyz);\n", LIGHT_POS_PARAMS(lightsName, index));
object.Write("lacc.%s += %sdot(ldir, _norm0)) * " LIGHT_COL";\n",
swizzle, chan.diffusefunc != LIGHTDIF_SIGN ? "max(0.0," :"(", LIGHT_COL_PARAMS(lightsName, index, swizzle));
swizzle, chan.diffusefunc != LIGHTDIF_SIGN ? "max(0.0," :"(", LIGHT_COL_PARAMS(lightsColName, index, swizzle));
break;
default: _assert_(0);
}
@ -94,14 +94,14 @@ static void GenerateLightShader(T& object, LightingUidData& uid_data, int index,
switch (chan.diffusefunc)
{
case LIGHTDIF_NONE:
object.Write("lacc.%s += attn * " LIGHT_COL";\n", swizzle, LIGHT_COL_PARAMS(lightsName, index, swizzle));
object.Write("lacc.%s += attn * " LIGHT_COL";\n", swizzle, LIGHT_COL_PARAMS(lightsColName, index, swizzle));
break;
case LIGHTDIF_SIGN:
case LIGHTDIF_CLAMP:
object.Write("lacc.%s += attn * %sdot(ldir, _norm0)) * " LIGHT_COL";\n",
swizzle,
chan.diffusefunc != LIGHTDIF_SIGN ? "max(0.0," :"(",
LIGHT_COL_PARAMS(lightsName, index, swizzle));
LIGHT_COL_PARAMS(lightsColName, index, swizzle));
break;
default: _assert_(0);
}
@ -115,7 +115,7 @@ static void GenerateLightShader(T& object, LightingUidData& uid_data, int index,
// inColorName is color in vs and colors_ in ps
// dest is o.colors_ in vs and colors_ in ps
template<class T>
static void GenerateLightingShader(T& object, LightingUidData& uid_data, int components, const char* materialsName, const char* lightsName, const char* inColorName, const char* dest)
static void GenerateLightingShader(T& object, LightingUidData& uid_data, int components, const char* materialsName, const char* lightsColName, const char* lightsName, const char* inColorName, const char* dest)
{
for (unsigned int j = 0; j < xfregs.numChan.numColorChans; j++)
{
@ -226,7 +226,7 @@ static void GenerateLightingShader(T& object, LightingUidData& uid_data, int com
{
if (mask & (1<<i))
{
GenerateLightShader<T>(object, uid_data, i, j, lightsName, 3);
GenerateLightShader<T>(object, uid_data, i, j, lightsColName, lightsName, 3);
}
}
}
@ -236,9 +236,9 @@ static void GenerateLightingShader(T& object, LightingUidData& uid_data, int com
for (int i = 0; i < 8; ++i)
{
if (!(mask&(1<<i)) && (color.GetFullLightMask() & (1<<i)))
GenerateLightShader<T>(object, uid_data, i, j, lightsName, 1);
GenerateLightShader<T>(object, uid_data, i, j, lightsColName, lightsName, 1);
if (!(mask&(1<<i)) && (alpha.GetFullLightMask() & (1<<i)))
GenerateLightShader<T>(object, uid_data, i, j+2, lightsName, 2);
GenerateLightShader<T>(object, uid_data, i, j+2, lightsColName, lightsName, 2);
}
}
else if (color.enablelighting || alpha.enablelighting)
@ -252,7 +252,7 @@ static void GenerateLightingShader(T& object, LightingUidData& uid_data, int com
for (int i = 0; i < 8; ++i)
{
if (workingchannel.GetFullLightMask() & (1<<i))
GenerateLightShader<T>(object, uid_data, i, lit_index, lightsName, coloralpha);
GenerateLightShader<T>(object, uid_data, i, lit_index, lightsColName, lightsName, coloralpha);
}
}
object.Write("%s%d = mat * clamp(lacc, 0.0, 1.0);\n", dest, j);

8
Source/Core/VideoCommon/PixelShaderGen.cpp
View File

@ -294,7 +294,8 @@ static inline void GeneratePixelShader(T& out, DSTALPHA_MODE dstAlphaMode, API_T
DeclareUniform(out, ApiType, C_FOG, "float4", I_FOG"[2]");
// For pixel lighting - TODO: Should only be defined when per pixel lighting is enabled!
DeclareUniform(out, ApiType, C_PLIGHTS, "float4", I_PLIGHTS"[40]");
DeclareUniform(out, ApiType, C_PLIGHT_COLORS, "int4", I_PLIGHT_COLORS"[8]");
DeclareUniform(out, ApiType, C_PLIGHTS, "float4", I_PLIGHTS"[32]");
DeclareUniform(out, ApiType, C_PMATERIALS, "float4", I_PMATERIALS"[4]");
if (ApiType == API_OPENGL)
@ -416,10 +417,11 @@ static inline void GeneratePixelShader(T& out, DSTALPHA_MODE dstAlphaMode, API_T
"\tfloat3 ldir, h;\n"
"\tfloat dist, dist2, attn;\n");
out.SetConstantsUsed(C_PLIGHTS, C_PLIGHTS+39); // TODO: Can be optimized further
out.SetConstantsUsed(C_PLIGHT_COLORS, C_PLIGHT_COLORS+7); // TODO: Can be optimized further
out.SetConstantsUsed(C_PLIGHTS, C_PLIGHTS+31); // TODO: Can be optimized further
out.SetConstantsUsed(C_PMATERIALS, C_PMATERIALS+3);
uid_data.components = components;
GenerateLightingShader<T>(out, uid_data.lighting, components, I_PMATERIALS, I_PLIGHTS, "colors_", "colors_");
GenerateLightingShader<T>(out, uid_data.lighting, components, I_PMATERIALS, I_PLIGHT_COLORS, I_PLIGHTS, "colors_", "colors_");
}
out.Write("\tclipPos = float4(rawpos.x, rawpos.y, clipPos.z, clipPos.w);\n");

6
Source/Core/VideoCommon/PixelShaderGen.h
View File

@ -18,6 +18,7 @@
#define I_INDTEXMTX "cindmtx"
#define I_FOGCOLOR "cfogcolor"
#define I_FOG "cfog"
#define I_PLIGHT_COLORS "cPLightColors"
#define I_PLIGHTS "cPLights"
#define I_PMATERIALS "cPmtrl"
@ -33,8 +34,9 @@
#define C_FOGCOLOR (C_INDTEXMTX + 6) //27
#define C_FOG (C_FOGCOLOR + 1) //28
#define C_PLIGHTS (C_FOG + 3)
#define C_PMATERIALS (C_PLIGHTS + 40)
#define C_PLIGHT_COLORS (C_FOG + 2)
#define C_PLIGHTS (C_PLIGHT_COLORS + 8)
#define C_PMATERIALS (C_PLIGHTS + 32)
#define C_PENVCONST_END (C_PMATERIALS + 4)
// Different ways to achieve rendering with destination alpha

17
Source/Core/VideoCommon/PixelShaderManager.cpp
View File

@ -104,6 +104,7 @@ void PixelShaderManager::SetConstants()
{
if (nLightsChanged[0] >= 0)
{
// TODO: Outdated comment
// lights don't have a 1 to 1 mapping, the color component needs to be converted to 4 floats
int istart = nLightsChanged[0] / 0x10;
int iend = (nLightsChanged[1] + 15) / 0x10;
@ -112,10 +113,10 @@ void PixelShaderManager::SetConstants()
for (int i = istart; i < iend; ++i)
{
u32 color = *(const u32*)(xfmemptr + 3);
constants.plights[5*i][0] = ((color >> 24) & 0xFF) / 255.0f;
constants.plights[5*i][1] = ((color >> 16) & 0xFF) / 255.0f;
constants.plights[5*i][2] = ((color >> 8) & 0xFF) / 255.0f;
constants.plights[5*i][3] = ((color) & 0xFF) / 255.0f;
constants.plight_colors[i][0] = (color >> 24) & 0xFF;
constants.plight_colors[i][1] = (color >> 16) & 0xFF;
constants.plight_colors[i][2] = (color >> 8) & 0xFF;
constants.plight_colors[i][3] = (color) & 0xFF;
xfmemptr += 4;
for (int j = 0; j < 4; ++j, xfmemptr += 3)
@ -125,11 +126,11 @@ void PixelShaderManager::SetConstants()
fabs(xfmemptr[1]) < 0.00001f &&
fabs(xfmemptr[2]) < 0.00001f)
// dist attenuation, make sure not equal to 0!!!
constants.plights[5*i+j+1][0] = 0.00001f;
constants.plights[4*i+j][0] = 0.00001f;
else
constants.plights[5*i+j+1][0] = xfmemptr[0];
constants.plights[5*i+j+1][1] = xfmemptr[1];
constants.plights[5*i+j+1][2] = xfmemptr[2];
constants.plights[4*i+j][0] = xfmemptr[0];
constants.plights[4*i+j][1] = xfmemptr[1];
constants.plights[4*i+j][2] = xfmemptr[2];
}
}
dirty = true;

5
Source/Core/VideoCommon/VertexShaderGen.cpp
View File

@ -88,7 +88,8 @@ static inline void GenerateVertexShader(T& out, u32 components, API_TYPE api_typ
DeclareUniform(out, api_type, C_POSNORMALMATRIX, "float4", I_POSNORMALMATRIX"[6]");
DeclareUniform(out, api_type, C_PROJECTION, "float4", I_PROJECTION"[4]");
DeclareUniform(out, api_type, C_MATERIALS, "float4", I_MATERIALS"[4]");
DeclareUniform(out, api_type, C_LIGHTS, "float4", I_LIGHTS"[40]");
DeclareUniform(out, api_type, C_LIGHT_COLORS, "int4", I_LIGHT_COLORS"[8]");
DeclareUniform(out, api_type, C_LIGHTS, "float4", I_LIGHTS"[32]");
DeclareUniform(out, api_type, C_TEXMATRICES, "float4", I_TEXMATRICES"[24]");
DeclareUniform(out, api_type, C_TRANSFORMMATRICES, "float4", I_TRANSFORMMATRICES"[64]");
DeclareUniform(out, api_type, C_NORMALMATRICES, "float4", I_NORMALMATRICES"[32]");
@ -230,7 +231,7 @@ static inline void GenerateVertexShader(T& out, u32 components, API_TYPE api_typ
out.Write("o.colors_0 = float4(1.0, 1.0, 1.0, 1.0);\n");
}
GenerateLightingShader<T>(out, uid_data.lighting, components, I_MATERIALS, I_LIGHTS, "color", "o.colors_");
GenerateLightingShader<T>(out, uid_data.lighting, components, I_MATERIALS, I_LIGHT_COLORS, I_LIGHTS, "color", "o.colors_");
if (xfregs.numChan.numColorChans < 2)
{

6
Source/Core/VideoCommon/VertexShaderGen.h
View File

@ -33,6 +33,7 @@
#define I_POSNORMALMATRIX "cpnmtx"
#define I_PROJECTION "cproj"
#define I_MATERIALS "cmtrl"
#define I_LIGHT_COLORS "clight_colors"
#define I_LIGHTS "clights"
#define I_TEXMATRICES "ctexmtx"
#define I_TRANSFORMMATRICES "ctrmtx"
@ -44,8 +45,9 @@
#define C_POSNORMALMATRIX 0
#define C_PROJECTION (C_POSNORMALMATRIX + 6)
#define C_MATERIALS (C_PROJECTION + 4)
#define C_LIGHTS (C_MATERIALS + 4)
#define C_TEXMATRICES (C_LIGHTS + 40)
#define C_LIGHT_COLORS (C_MATERIALS + 4)
#define C_LIGHTS (C_LIGHT_COLORS + 8)
#define C_TEXMATRICES (C_LIGHTS + 32)
#define C_TRANSFORMMATRICES (C_TEXMATRICES + 24)
#define C_NORMALMATRICES (C_TRANSFORMMATRICES + 64)
#define C_POSTTRANSFORMMATRICES (C_NORMALMATRICES + 32)

17
Source/Core/VideoCommon/VertexShaderManager.cpp
View File

@ -252,6 +252,7 @@ void VertexShaderManager::SetConstants()
if (nLightsChanged[0] >= 0)
{
// TODO: Outdated comment
// lights don't have a 1 to 1 mapping, the color component needs to be converted to 4 floats
int istart = nLightsChanged[0] / 0x10;
int iend = (nLightsChanged[1] + 15) / 0x10;
@ -260,10 +261,10 @@ void VertexShaderManager::SetConstants()
for (int i = istart; i < iend; ++i)
{
u32 color = *(const u32*)(xfmemptr + 3);
constants.lights[5*i][0] = ((color >> 24) & 0xFF) / 255.0f;
constants.lights[5*i][1] = ((color >> 16) & 0xFF) / 255.0f;
constants.lights[5*i][2] = ((color >> 8) & 0xFF) / 255.0f;
constants.lights[5*i][3] = ((color) & 0xFF) / 255.0f;
constants.light_colors[i][0] = (color >> 24) & 0xFF;
constants.light_colors[i][1] = (color >> 16) & 0xFF;
constants.light_colors[i][2] = (color >> 8) & 0xFF;
constants.light_colors[i][3] = (color) & 0xFF;
xfmemptr += 4;
for (int j = 0; j < 4; ++j, xfmemptr += 3)
@ -274,12 +275,12 @@ void VertexShaderManager::SetConstants()
fabs(xfmemptr[2]) < 0.00001f)
{
// dist attenuation, make sure not equal to 0!!!
constants.lights[5*i+j+1][0] = 0.00001f;
constants.lights[4*i+j][0] = 0.00001f;
}
else
constants.lights[5*i+j+1][0] = xfmemptr[0];
constants.lights[5*i+j+1][1] = xfmemptr[1];
constants.lights[5*i+j+1][2] = xfmemptr[2];
constants.lights[4*i+j][0] = xfmemptr[0];
constants.lights[4*i+j][1] = xfmemptr[1];
constants.lights[4*i+j][2] = xfmemptr[2];
}
}
dirty = true;