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This commit is contained in:
Christoph Oelckers 2019-10-07 00:07:45 +02:00
parent 70c4865ba4
commit 7713860b63
6 changed files with 173 additions and 76 deletions
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49
source/build/src/polymost.cpp
View file

@ -134,7 +134,6 @@ coltypef fogcol, fogtable[MAXPALOOKUPS];
static GLuint quadVertsID = 0;
#define PALSWAP_TEXTURE_SIZE 2048
int32_t r_useindexedcolortextures = -1;
static FHardwareTexture *palswapTextureID = nullptr;
@ -364,7 +363,6 @@ static void polymost_bindPth(pthtyp const* const pPth, int sampler)
FileReader GetBaseResource(const char* fn);
void uploadpalswap(int32_t palookupnum);
// one-time initialization of OpenGL for polymost
void polymost_glinit()
@ -378,8 +376,9 @@ void polymost_glinit()
palswapTextureID = 0;
for (int palookupnum = 0; palookupnum < MAXPALOOKUPS; ++palookupnum)
{
uploadpalswap(palookupnum);
}
GLInterface.SetPalswapData(palookupnum, palookup[palookupnum]);
}
GLInterface.UpdatePalswaps(256, numshades+1);
}
////////// VISIBILITY FOG ROUTINES //////////
@ -709,47 +708,9 @@ void uploadpalswaps(int count, int32_t* swaps)
{
for (int i = 0; i < count; i++)
{
uploadpalswap(i);
GLInterface.SetPalswapData(i, (uint8_t*)palookup[i]);
}
}
void uploadpalswap(int32_t palookupnum)
{
if (!palookup[palookupnum])
{
return;
}
// No point porting this, it's too much work for a short lived solution.
#if 0
char allocateTexture = !palswapTextureID;
if (allocateTexture)
{
G etTextureHandle(&palswapTextureID);
}
g lBindTexture(GL _TEXTURE_2D, palswapTextureID);
if (allocateTexture)
{
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_BASE_LEVEL, 0);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MAX_LEVEL, 0);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MAG_FILTER, GL _NEAREST);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MIN_FILTER, GL _NEAREST);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MAX_ANISOTROPY_EXT, 1);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_WRAP_S, GL _CLAMP_TO_EDGE);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_WRAP_T, GL _CLAMP_TO_EDGE);
g lTexImage2D(GL _TEXTURE_2D, 0, GL _RED, PALSWAP_TEXTURE_SIZE, PALSWAP_TEXTURE_SIZE, 0, GL _RED, GL _UNSIGNED_BYTE, NULL);
}
int32_t column = palookupnum%(PALSWAP_TEXTURE_SIZE/256);
int32_t row = palookupnum/(PALSWAP_TEXTURE_SIZE/256);
int32_t rowOffset = (numshades+1)*row;
if (rowOffset > PALSWAP_TEXTURE_SIZE)
{
OSD_Printf("Polymost: palswaps are too large for palswap tilesheet!\n");
return;
}
g lTexSubImage2D(GL _TEXTURE_2D, 0, 256*column, rowOffset, 256, numshades+1, GL _RED, GL _UNSIGNED_BYTE, palookup[palookupnum]);
#endif
GLInterface.UpdatePalswaps(256, numshades + 1);
}

142
source/glbackend/gl_palmanager.cpp
View file

@ -43,7 +43,6 @@
#include "baselayer.h"
#include "resourcefile.h"
//===========================================================================
//
// The palette manager will contain all palettes being used for texture
@ -70,6 +69,8 @@ void PaletteManager::DeleteAll()
if (pal.paltexture) delete pal.paltexture;
}
if (transientpalette.paltexture) delete transientpalette.paltexture;
if (palswapTexture) delete palswapTexture;
palswapTexture = nullptr;
transientpalette.paltexture = nullptr;
transientpalette.crc32 = -1;
palettes.Reset();
@ -77,6 +78,7 @@ void PaletteManager::DeleteAll()
lastindex = -1;
memset(palettemap, 0, sizeof(palettemap));
memset(palswapmap, 0, sizeof(palswapmap));
}
//===========================================================================
@ -102,9 +104,35 @@ unsigned PaletteManager::FindPalette(const uint8_t *paldata)
memcpy(pd.colors, paldata, 1024);
pd.crc32 = crc32;
pd.paltexture = nullptr;
pd.shadesdone = false;
return palettes.Push(pd);
}
//===========================================================================
//
// Adds a new palette while looking for duplicates.
//
//===========================================================================
unsigned PaletteManager::FindPalswap(const uint8_t* paldata)
{
auto crc32 = CalcCRC32(paldata, 256);
for (unsigned int i = 0; i < palswaps.Size(); i++)
{
if (crc32 == palswaps[i].crc32)
{
if (!memcmp(paldata, palswaps[i].swaps, 256))
{
return i;
}
}
}
PalswapData pd;
memcpy(pd.swaps, paldata, 256);
pd.crc32 = crc32;
return palswaps.Push(pd);
}
//===========================================================================
//
//
@ -174,38 +202,104 @@ void PaletteManager::BindPalette(int index)
}
//===========================================================================
//
//
//
//===========================================================================
void PaletteManager::SetPalswapData(int index, const uint8_t* data)
{
// New palettes may only be added if declared transient or on startup.
// Otherwise this would require a renderer reset to flush out the textures affected by the change.
if (index < 0 || index > 255) return; // invalid index - ignore.
palswapmap[index] = FindPalswap(data);
}
void PaletteManager::UpdatePalswaps(int width, int height)
{
if (palswapTexture) delete palswapTexture;
for (auto& pal : palettes)
{
pal.shadesdone = false;
}
// recreate it
vec2f_t polymost1PalswapSize = { width * (1.f / PALSWAP_TEXTURE_SIZE),
height * (1.f / PALSWAP_TEXTURE_SIZE) };
vec2f_t polymost1PalswapInnerSize = { (width - 1) * (1.f / PALSWAP_TEXTURE_SIZE),
(height - 1) * (1.f / PALSWAP_TEXTURE_SIZE) };
inst->SetPalswapSize(&polymost1PalswapInnerSize.x);
}
void GLInstance::SetPalswap(int index)
{
float v1 = index * renderState.PalswapSize[0];
float v2 = floorf(v1);
renderState.PalswapPos[0] = renderState.PalswapPos[0] - renderState.PalswapPos[1] + (0.5f / PALSWAP_TEXTURE_SIZE);
renderState.PalswapPos[1] = renderState.PalswapPos[1] * renderState.PalswapSize[1] + (0.5f / PALSWAP_TEXTURE_SIZE);
}
#if 0
static void polymost_setPalswap(uint32_t index)
{
static uint32_t lastPalswapIndex;
if (currentShaderProgramID != polymost1CurrentShaderProgramID)
return;
lastPalswapIndex = index;
polymost1PalswapPos.x = index * polymost1PalswapSize.x;
polymost1PalswapPos.y = floorf(polymost1PalswapPos.x);
polymost1PalswapPos = { polymost1PalswapPos.x - polymost1PalswapPos.y + (0.5f / PALSWAP_TEXTURE_SIZE),
polymost1PalswapPos.y * polymost1PalswapSize.y + (0.5f / PALSWAP_TEXTURE_SIZE) };
glUniform2f(polymost1PalswapPosLoc, polymost1PalswapPos.x, polymost1PalswapPos.y);
}
static void polymost_setPalswapSize(uint32_t width, uint32_t height)
{
if (currentShaderProgramID != polymost1CurrentShaderProgramID)
return;
polymost1PalswapSize = { width * (1.f / PALSWAP_TEXTURE_SIZE),
height * (1.f / PALSWAP_TEXTURE_SIZE) };
polymost1PalswapInnerSize = { (width - 1) * (1.f / PALSWAP_TEXTURE_SIZE),
(height - 1) * (1.f / PALSWAP_TEXTURE_SIZE) };
glUniform2f(polymost1PalswapSizeLoc, polymost1PalswapInnerSize.x, polymost1PalswapInnerSize.y);
}
#endif
#endif
// No point porting this, it's too much work for a short lived solution.
#if 0
char allocateTexture = !palswapTextureID;
if (allocateTexture)
{
G etTextureHandle(&palswapTextureID);
}
g lBindTexture(GL _TEXTURE_2D, palswapTextureID);
if (allocateTexture)
{
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_BASE_LEVEL, 0);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MAX_LEVEL, 0);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MAG_FILTER, GL _NEAREST);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MIN_FILTER, GL _NEAREST);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_MAX_ANISOTROPY_EXT, 1);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_WRAP_S, GL _CLAMP_TO_EDGE);
g lTexParameteri(GL _TEXTURE_2D, GL _TEXTURE_WRAP_T, GL _CLAMP_TO_EDGE);
g lTexImage2D(GL _TEXTURE_2D, 0, GL _RED, PALSWAP_TEXTURE_SIZE, PALSWAP_TEXTURE_SIZE, 0, GL _RED, GL _UNSIGNED_BYTE, NULL);
}
int32_t column = palookupnum % (PALSWAP_TEXTURE_SIZE / 256);
int32_t row = palookupnum / (PALSWAP_TEXTURE_SIZE / 256);
int32_t rowOffset = (numshades + 1) * row;
if (rowOffset > PALSWAP_TEXTURE_SIZE)
{
OSD_Printf("Polymost: palswaps are too large for palswap tilesheet!\n");
return;
}
g lTexSubImage2D(GL _TEXTURE_2D, 0, 256 * column, rowOffset, 256, numshades + 1, GL _RED, GL _UNSIGNED_BYTE, palookup[palookupnum]);
polymost_setPalswapSize(256, numshades + 1);
static void polymost_updatePalette()
{
if (videoGetRenderMode() != REND_POLYMOST)
{
return;
}
polymost_setPalswap(globalpal);
polymost_setShade(globalshade);
}
#endif

4
source/glbackend/gl_renderstate.h
View file

@ -5,8 +5,8 @@ class PolymostShader;
struct PolymostRenderState
{
int PalSwapIndex;
//float PalswapPos[2];
//float PalswapSize[2];
float PalswapPos[2];
float PalswapSize[2];
float Clamp[2];
float Shade;
float NumShades = 64.f;

1
source/glbackend/gl_shader.h
View file

@ -35,6 +35,7 @@ public:
class PolymostShader : public FShader
{
public:
FBufferedUniform1f PalswapIndex;
FBufferedUniform2f PalswapPos;
FBufferedUniform2f PalswapSize;
FBufferedUniform2f Clamp;

5
source/glbackend/glbackend.cpp
View file

@ -158,6 +158,7 @@ void GLInstance::Deinit()
vpxShader = nullptr;
activeShader = nullptr;
palmanager.DeleteAll();
lastPalswapIndex = -1;
}
std::pair<size_t, BaseVertex *> GLInstance::AllocVertices(size_t num)
@ -455,5 +456,9 @@ void PolymostRenderState::Apply(PolymostShader* shader)
shader->Brightness.Set(Brightness);
shader->Fog.Set(Fog);
shader->FogColor.Set(FogColor);
shader->PalswapPos.Set(PalswapPos);
shader->PalswapSize.Set(PalswapSize);
shader->PalswapIndex.Set(PalSwapIndex);
}

48
source/glbackend/glbackend.h
View file

@ -20,9 +20,28 @@ struct PaletteData
{
int32_t crc32;
PalEntry colors[256];
float shades[512]; // two values (addshade and mulshade for each palswap.)
bool shadesdone;
FHardwareTexture* paltexture;
};
struct PalShade
{
int palindex;
float mulshade, addshade;
};
struct PalswapData
{
int32_t crc32;
uint8_t swaps[256];
};
enum
{
PALSWAP_TEXTURE_SIZE = 2048
};
class PaletteManager
{
// The current engine limit is 256 palettes and 256 palswaps.
@ -36,12 +55,14 @@ class PaletteManager
// All data is being stored in contiguous blocks that can be used as uniform buffers as-is.
TArray<PaletteData> palettes;
TArray<uint8_t> palswaps;
TArray<PalswapData> palswaps;
FHardwareTexture* palswapTexture = nullptr;
GLInstance* const inst;
//OpenGLRenderer::GLDataBuffer* palswapBuffer = nullptr;
unsigned FindPalette(const uint8_t* paldata);
unsigned FindPalswap(const uint8_t* paldata);
public:
PaletteManager(GLInstance *inst_) : inst(inst_)
@ -49,7 +70,8 @@ public:
~PaletteManager();
void DeleteAll();
void SetPalette(int index, const uint8_t *data, bool transient);
void AddPalswap(const uint8_t* data);
void SetPalswapData(int index, const uint8_t* data);
void UpdatePalswaps(int w, int h);
void BindPalette(int index);
};
@ -169,7 +191,9 @@ class GLInstance
int currentindex = THCACHESIZE;
int maxTextureSize;
PaletteManager palmanager;
int lastPalswapIndex = -1;
VSMatrix matrices[NUMMATRICES];
PolymostRenderState renderState;
FShader* activeShader;
@ -254,10 +278,22 @@ public:
palmanager.SetPalette(index, data, transient);
}
void SetPalswap(uint32_t index)
void SetPalswapData(int index, const uint8_t* data)
{
renderState.PalSwapIndex = index;
palmanager.SetPalswapData(index, data);
}
void UpdatePalswaps(int w, int h)
{
palmanager.UpdatePalswaps(w, h);
}
void SetPalswap(int index);
void SetPalswapSize(float* pos)
{
renderState.PalswapSize[0] = pos[0];
renderState.PalswapSize[1] = pos[1];
}
int GetClamp()