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- finished the palswap handling in the palette manager.

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This commit is contained in:
Christoph Oelckers 2019-10-07 22:11:09 +02:00
parent 3b463bc38e
commit dfaa162bb2
5 changed files with 52 additions and 85 deletions
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94
source/glbackend/gl_palmanager.cpp
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@ -35,10 +35,7 @@
#include <memory>
#include "m_crc32.h"
#include "glad/glad.h"
#include "glbackend.h"
#include "gl_samplers.h"
#include "gl_shader.h"
#include "baselayer.h"
#include "resourcefile.h"
@ -214,13 +211,28 @@ void PaletteManager::BindPalette(int index)
void PaletteManager::SetPalswapData(int index, const uint8_t* data, int numshades_)
{
// 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.
numshades = numshades_;
palswapmap[index] = FindPalswap(data);
if (palswapTexture == nullptr)
{
palswapTexture = inst->NewTexture();
palswapTexture->CreateTexture(PALSWAP_TEXTURE_SIZE, PALSWAP_TEXTURE_SIZE, true, false);
palswapTexture->SetSampler(Sampler2DNoFilter);
}
else inst->UnbindTexture(1); // Unbind for updating.
int32_t column = index % (PALSWAP_TEXTURE_SIZE / 256);
int32_t row = index / (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;
}
palswapTexture->LoadTexturePart(data, 256 * column, rowOffset, 256, numshades + 1);
}
//===========================================================================
@ -231,7 +243,6 @@ void PaletteManager::SetPalswapData(int index, const uint8_t* data, int numshade
void PaletteManager::UpdatePalswaps(int width, int height)
{
if (palswapTexture) delete palswapTexture;
for (auto& pal : palettes)
{
pal.shadesdone = false;
@ -245,72 +256,5 @@ void PaletteManager::UpdatePalswaps(int width, int height)
(height - 1) * (1.f / PALSWAP_TEXTURE_SIZE) };
inst->SetPalswapSize(&polymost1PalswapInnerSize.x);
inst->BindTexture(1, palswapTexture);
}
void GLInstance::SetPalswap(int index)
{
float v1 = index * renderState.PalswapSize[0];
float v2 = floorf(v1);
renderState.PalswapPos[0] = v1 - v2 + (0.5f / PALSWAP_TEXTURE_SIZE);
renderState.PalswapPos[1] = v2 * renderState.PalswapSize[1] + (0.5f / PALSWAP_TEXTURE_SIZE);
}
#if 0
static void polymost_setPalswapSize(uint32_t width, uint32_t height)
{
if (currentShaderProgramID != polymost1CurrentShaderProgramID)
return;
}
#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