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started working on gl3 rasters

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This commit is contained in:
aap 2020-04-27 20:51:35 +02:00
parent 4db08e15e8
commit eb71ca25d0
8 changed files with 294 additions and 58 deletions
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4
src/gl/gl3device.cpp
View File

@ -240,11 +240,13 @@ setActiveTexture(int32 n)
}
}
static void
uint32
bindTexture(uint32 texid)
{
uint32 prev = boundTexture[activeTexture];
boundTexture[activeTexture] = texid;
glBindTexture(GL_TEXTURE_2D, texid);
return prev;
}
// TODO: support mipmaps

282
src/gl/gl3raster.cpp
View File

@ -29,29 +29,36 @@ rasterCreateTexture(Raster *raster)
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
switch(raster->format & 0xF00){
case Raster::C8888:
natras->internalFormat = GL_RGBA;
natras->internalFormat = GL_RGBA8;
natras->format = GL_RGBA;
natras->type = GL_UNSIGNED_BYTE;
natras->hasAlpha = 1;
natras->bbp = 4;
raster->depth = 32;
break;
case Raster::C888:
natras->internalFormat = GL_RGB;
natras->internalFormat = GL_RGB8;
natras->format = GL_RGB;
natras->type = GL_UNSIGNED_BYTE;
natras->hasAlpha = 0;
natras->bbp = 3;
raster->depth = 24;
break;
case Raster::C1555:
// TODO: check if this is correct
natras->internalFormat = GL_RGBA;
natras->internalFormat = GL_RGB5_A1;
natras->format = GL_RGBA;
natras->type = GL_UNSIGNED_SHORT_1_5_5_5_REV;
natras->type = GL_UNSIGNED_SHORT_5_5_5_1;
natras->hasAlpha = 1;
natras->bbp = 2;
raster->depth = 16;
break;
default:
RWERROR((ERR_INVRASTER));
return nil;
}
raster->stride = raster->width*natras->bbp;
glGenTextures(1, &natras->texid);
glBindTexture(GL_TEXTURE_2D, natras->texid);
glTexImage2D(GL_TEXTURE_2D, 0, natras->internalFormat,
@ -80,23 +87,22 @@ rasterCreateCameraTexture(Raster *raster)
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
switch(raster->format & 0xF00){
case Raster::C8888:
natras->internalFormat = GL_RGBA;
natras->internalFormat = GL_RGBA8;
natras->format = GL_RGBA;
natras->type = GL_UNSIGNED_BYTE;
natras->hasAlpha = 1;
break;
case Raster::C888:
default:
natras->internalFormat = GL_RGB;
natras->internalFormat = GL_RGB8;
natras->format = GL_RGB;
natras->type = GL_UNSIGNED_BYTE;
natras->hasAlpha = 0;
break;
case Raster::C1555:
// TODO: check if this is correct
natras->internalFormat = GL_RGBA;
natras->internalFormat = GL_RGB5_A1;
natras->format = GL_RGBA;
natras->type = GL_UNSIGNED_SHORT_1_5_5_5_REV;
natras->type = GL_UNSIGNED_SHORT_5_5_5_1;
natras->hasAlpha = 1;
break;
}
@ -136,6 +142,32 @@ rasterCreateZbuffer(Raster *raster)
#endif
/*
{ 0, 0, 0 },
{ 16, 4, GL_RGBA }, // 1555
{ 16, 3, GL_RGB }, // 565
{ 16, 4, GL_RGBA }, // 4444
{ 0, 0, 0 }, // LUM8
{ 32, 4, GL_RGBA }, // 8888
{ 24, 3, GL_RGB }, // 888
{ 16, 3, GL_RGB }, // D16
{ 24, 3, GL_RGB }, // D24
{ 32, 4, GL_RGBA }, // D32
{ 16, 3, GL_RGB }, // 555
0,
GL_RGB5_A1,
GL_RGB5,
GL_RGBA4,
0,
GL_RGBA8,
GL_RGB8,
GL_RGB5,
GL_RGB8,
GL_RGBA8,
GL_RGB5
*/
Raster*
rasterCreate(Raster *raster)
{
@ -173,23 +205,59 @@ rasterCreate(Raster *raster)
}
uint8*
rasterLock(Raster*, int32 level, int32 lockMode)
rasterLock(Raster *raster, int32 level, int32 lockMode)
{
printf("locking\n");
#ifdef RW_OPENGL
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
uint8 *px;
assert(raster->privateFlags == 0);
px = (uint8*)rwMalloc(raster->stride*raster->height, 0); // TODO: hint
assert(raster->pixels == nil);
raster->pixels = px;
if(lockMode & Raster::LOCKREAD || !(lockMode & Raster::LOCKNOFETCH)){
uint32 prev = bindTexture(natras->texid);
glGetTexImage(GL_TEXTURE_2D, level, natras->format, natras->type, px);
bindTexture(prev);
}
raster->privateFlags = lockMode;
return px;
#else
return nil;
#endif
}
void
rasterUnlock(Raster*, int32)
rasterUnlock(Raster *raster, int32 level)
{
printf("unlocking\n");
#ifdef RW_OPENGL
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
assert(raster->pixels);
if(raster->privateFlags & Raster::LOCKWRITE){
uint32 prev = bindTexture(natras->texid);
glTexImage2D(GL_TEXTURE_2D, level, natras->internalFormat,
raster->width, raster->height,
0, natras->format, natras->type, raster->pixels);
bindTexture(prev);
}
rwFree(raster->pixels);
raster->pixels = nil;
raster->privateFlags = 0;
#endif
}
int32
rasterNumLevels(Raster*)
{
printf("numlevels\n");
return 0;
// TODO
return 1;
}
// Almost the same as d3d9 and ps2 function
@ -242,23 +310,14 @@ imageFindRasterFormat(Image *img, int32 type,
return 1;
}
static uint8*
flipImage(Image *image)
{
int i;
uint8 *newPx = (uint8*)rwMalloc(image->stride*image->height, 0);
for(i = 0; i < image->height; i++)
memcpy(&newPx[i*image->stride], &image->pixels[(image->height-1-i)*image->stride], image->stride);
return newPx;
}
bool32
rasterFromImage(Raster *raster, Image *image)
{
if((raster->type&0xF) != Raster::TEXTURE)
return 0;
#ifdef RW_OPENGL
void (*conv)(uint8 *out, uint8 *in) = nil;
// Unpalettize image if necessary but don't change original
Image *truecolimg = nil;
if(image->depth <= 8){
@ -270,28 +329,27 @@ rasterFromImage(Raster *raster, Image *image)
image = truecolimg;
}
// NB: important to set the format of the input data here!
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
switch(image->depth){
case 32:
if(raster->format != Raster::C8888 &&
raster->format != Raster::C888)
if(raster->format == Raster::C8888)
conv = conv_RGBA8888_to_RGBA8888;
else if(raster->format == Raster::C888)
conv = conv_RGB888_to_RGB888;
else
goto err;
natras->format = GL_RGBA;
natras->type = GL_UNSIGNED_BYTE;
natras->hasAlpha = 1;
break;
case 24:
if(raster->format != Raster::C888) goto err;
natras->format = GL_RGB;
natras->type = GL_UNSIGNED_BYTE;
natras->hasAlpha = 0;
if(raster->format == Raster::C888)
conv = conv_RGB888_to_RGB888;
else
goto err;
break;
case 16:
if(raster->format != Raster::C1555) goto err;
natras->format = GL_RGBA;
natras->type = GL_UNSIGNED_SHORT_1_5_5_5_REV;
natras->hasAlpha = 1;
if(raster->format == Raster::C1555)
conv = conv_RGBA1555_to_RGBA5551;
else
goto err;
break;
case 8:
@ -304,17 +362,26 @@ rasterFromImage(Raster *raster, Image *image)
natras->hasAlpha = image->hasAlpha();
uint8 *pixels = raster->lock(0, Raster::LOCKWRITE|Raster::LOCKNOFETCH);
assert(pixels);
uint8 *imgpixels = image->pixels + (image->height-1)*image->stride;
uint8 *flipped = flipImage(image);
int x, y;
assert(image->width == raster->width);
assert(image->height == raster->height);
for(y = 0; y < image->height; y++){
uint8 *imgrow = imgpixels;
uint8 *rasrow = pixels;
for(x = 0; x < image->width; x++){
conv(rasrow, imgrow);
imgrow += image->bpp;
rasrow += natras->bbp;
}
imgpixels -= image->stride;
pixels += raster->stride;
}
glBindTexture(GL_TEXTURE_2D, natras->texid);
glTexImage2D(GL_TEXTURE_2D, 0, natras->internalFormat,
raster->width, raster->height,
0, natras->format, natras->type, flipped);
glBindTexture(GL_TEXTURE_2D, 0);
rwFree(flipped);
#endif
raster->unlock(0);
return 1;
}
@ -327,10 +394,12 @@ createNativeRaster(void *object, int32 offset, int32)
}
static void*
destroyNativeRaster(void *object, int32, int32)
destroyNativeRaster(void *object, int32 offset, int32)
{
//Gl3Raster *ras = PLUGINOFFSET(Gl3Raster, object, offset);
// TODO
Gl3Raster *ras = PLUGINOFFSET(Gl3Raster, object, offset);
#ifdef RW_OPENGL
glDeleteTextures(1, &ras->texid);
#endif
return object;
}
@ -342,6 +411,113 @@ copyNativeRaster(void *dst, void *, int32 offset, int32)
return dst;
}
static uint32
getLevelSize(Raster *raster, int32 level)
{
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
uint32 size = raster->stride*raster->height;
while(level--)
size /= 4;
return size;
}
Texture*
readNativeTexture(Stream *stream)
{
uint32 platform;
if(!findChunk(stream, ID_STRUCT, nil, nil)){
RWERROR((ERR_CHUNK, "STRUCT"));
return nil;
}
platform = stream->readU32();
if(platform != PLATFORM_GL3){
RWERROR((ERR_PLATFORM, platform));
return nil;
}
Texture *tex = Texture::create(nil);
if(tex == nil)
return nil;
// Texture
tex->filterAddressing = stream->readU32();
stream->read(tex->name, 32);
stream->read(tex->mask, 32);
// Raster
uint32 format = stream->readU32();
int32 width = stream->readI32();
int32 height = stream->readI32();
int32 depth = stream->readI32();
int32 numLevels = stream->readI32();
Raster *raster;
Gl3Raster *natras;
raster = Raster::create(width, height, depth, format | Raster::TEXTURE, PLATFORM_GL3);
assert(raster);
natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
tex->raster = raster;
uint32 size;
uint8 *data;
for(int32 i = 0; i < numLevels; i++){
size = stream->readU32();
if(i < raster->getNumLevels()){
data = raster->lock(i, Raster::LOCKWRITE|Raster::LOCKNOFETCH);
stream->read(data, size);
raster->unlock(i);
}else
stream->seek(size);
}
return tex;
}
void
writeNativeTexture(Texture *tex, Stream *stream)
{
Raster *raster = tex->raster;
Gl3Raster *natras = PLUGINOFFSET(Gl3Raster, raster, nativeRasterOffset);
int32 chunksize = getSizeNativeTexture(tex);
writeChunkHeader(stream, ID_STRUCT, chunksize-12);
stream->writeU32(PLATFORM_GL3);
// Texture
stream->writeU32(tex->filterAddressing);
stream->write(tex->name, 32);
stream->write(tex->mask, 32);
// Raster
int32 numLevels = raster->getNumLevels();
stream->writeI32(raster->format);
stream->writeI32(raster->width);
stream->writeI32(raster->height);
stream->writeI32(raster->depth);
stream->writeI32(numLevels);
// TODO: compression? auto mipmaps?
uint32 size;
uint8 *data;
for(int32 i = 0; i < numLevels; i++){
size = getLevelSize(raster, i);
stream->writeU32(size);
data = raster->lock(i, Raster::LOCKREAD);
stream->write(data, size);
raster->unlock(i);
}
}
uint32
getSizeNativeTexture(Texture *tex)
{
uint32 size = 12 + 72 + 20;
int32 levels = tex->raster->getNumLevels();
for(int32 i = 0; i < levels; i++)
size += 4 + getLevelSize(tex->raster, i);
return size;
}
void registerNativeRaster(void)
{
nativeRasterOffset = Raster::registerPlugin(sizeof(Gl3Raster),

9
src/gl/rwgl3.h
View File

@ -171,6 +171,10 @@ int32 setLights(WorldLights *lightData);
// per Mesh
void setTexture(int32 n, Texture *tex);
uint32 bindTexture(uint32 texid);
void flushCache(void);
#endif
@ -202,6 +206,7 @@ struct Gl3Raster
int32 internalFormat;
int32 type;
int32 format;
int32 bbp; // bytes per pixel
// texture object
uint32 texid;
@ -212,6 +217,10 @@ struct Gl3Raster
uint8 addressV;
};
Texture *readNativeTexture(Stream *stream);
void writeNativeTexture(Texture *tex, Stream *stream);
uint32 getSizeNativeTexture(Texture *tex);
void registerNativeRaster(void);
}

4
src/gl/shaders/header.vert
View File

@ -84,5 +84,5 @@ float DoFog(float w)
}
#define DIRECTIONALS
//#define POINTLIGHTS
//#define SPOTLIGHTS
#define POINTLIGHTS
#define SPOTLIGHTS

4
src/gl/shaders/header_vs.inc
View File

@ -85,5 +85,5 @@ const char *header_vert_src =
"}\n"
"#define DIRECTIONALS\n"
"//#define POINTLIGHTS\n"
"//#define SPOTLIGHTS\n";
"#define POINTLIGHTS\n"
"#define SPOTLIGHTS\n";

37
src/raster.cpp
View File

@ -215,5 +215,42 @@ Raster::renderFast(int32 x, int32 y)
return engine->device.rasterRenderFast(this,x, y);
}
void
conv_RGBA8888_to_RGBA8888(uint8 *out, uint8 *in)
{
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
out[3] = in[3];
}
void
conv_RGB888_to_RGBA8888(uint8 *out, uint8 *in)
{
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
out[3] = 0xFF;
}
void
conv_RGB888_to_RGB888(uint8 *out, uint8 *in)
{
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
}
void
conv_RGBA1555_to_RGBA5551(uint8 *out, uint8 *in)
{
uint32 r, g, b, a;
a = (in[1]>>7) & 1;
r = (in[1]>>2) & 0x1F;
g = (in[1]&3)<<3 | (in[0]>>5)&7;
b = in[0] & 0x1F;
out[0] = a | b<<1 | g<<6;
out[1] = g>>2 | r<<3;
}
}

5
src/rwobjects.h
View File

@ -251,6 +251,11 @@ struct Raster
};
};
void conv_RGBA8888_to_RGBA8888(uint8 *out, uint8 *in);
void conv_RGB888_to_RGBA8888(uint8 *out, uint8 *in);
void conv_RGB888_to_RGB888(uint8 *out, uint8 *in);
void conv_RGBA1555_to_RGBA5551(uint8 *out, uint8 *in);
#define IGNORERASTERIMP 0

7
src/texture.cpp
View File

@ -14,6 +14,7 @@
#include "d3d/rwxbox.h"
#include "d3d/rwd3d8.h"
#include "d3d/rwd3d9.h"
#include "gl/rwgl3.h"
#define PLUGIN_ID 0
@ -455,6 +456,8 @@ Texture::streamReadNative(Stream *stream)
return d3d9::readNativeTexture(stream);
if(platform == PLATFORM_XBOX)
return xbox::readNativeTexture(stream);
if(platform == PLATFORM_GL3)
return gl3::readNativeTexture(stream);
assert(0 && "unsupported platform");
return nil;
}
@ -470,6 +473,8 @@ Texture::streamWriteNative(Stream *stream)
d3d9::writeNativeTexture(this, stream);
else if(this->raster->platform == PLATFORM_XBOX)
xbox::writeNativeTexture(this, stream);
else if(this->raster->platform == PLATFORM_GL3)
gl3::writeNativeTexture(this, stream);
else
assert(0 && "unsupported platform");
}
@ -485,6 +490,8 @@ Texture::streamGetSizeNative(void)
return d3d9::getSizeNativeTexture(this);
if(this->raster->platform == PLATFORM_XBOX)
return xbox::getSizeNativeTexture(this);
if(this->raster->platform == PLATFORM_GL3)
return gl3::getSizeNativeTexture(this);
assert(0 && "unsupported platform");
return 0;
}