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OpenGL2: Direct state access, part 1: Texture binds

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This commit is contained in:
SmileTheory 2016-01-18 04:46:01 -08:00
parent 3089df0398
commit 275317fefb
16 changed files with 356 additions and 235 deletions
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128
code/renderergl2/tr_image.c
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@ -22,6 +22,8 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
// tr_image.c
#include "tr_local.h"
#include "tr_dsa.h"
static byte s_intensitytable[256];
static unsigned char s_gammatable[256];
@ -114,9 +116,8 @@ void GL_TextureMode( const char *string ) {
for ( i = 0 ; i < tr.numImages ; i++ ) {
glt = tr.images[ i ];
if ( glt->flags & IMGFLAG_MIPMAP ) {
GL_Bind (glt);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
qglTextureParameterf(glt->texnum, GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
qglTextureParameterf(glt->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
}
}
}
@ -1817,7 +1818,7 @@ static void CompressMonoBlock(byte outdata[8], const byte indata[16])
}
}
static void RawImage_UploadToRgtc2Texture(byte *data, int width, int height, int mip)
static void RawImage_UploadToRgtc2Texture(GLuint texture, byte *data, int width, int height, int mip)
{
int wBlocks, hBlocks, y, x, size;
byte *compressedData, *p;
@ -1857,13 +1858,13 @@ static void RawImage_UploadToRgtc2Texture(byte *data, int width, int height, int
}
}
qglCompressedTexImage2DARB(GL_TEXTURE_2D, mip, GL_COMPRESSED_RG_RGTC2, width, height, 0, size, compressedData);
qglCompressedTextureImage2D(texture, GL_TEXTURE_2D, mip, GL_COMPRESSED_RG_RGTC2, width, height, 0, size, compressedData);
ri.Hunk_FreeTempMemory(compressedData);
}
static void RawImage_UploadTexture( byte *data, int x, int y, int width, int height, GLenum picFormat, int numMips, GLenum internalFormat, imgType_t type, imgFlags_t flags, qboolean subtexture )
static void RawImage_UploadTexture(GLuint texture, byte *data, int x, int y, int width, int height, GLenum picFormat, int numMips, GLenum internalFormat, imgType_t type, imgFlags_t flags, qboolean subtexture )
{
int dataFormat, dataType;
qboolean rgtc = (internalFormat == GL_COMPRESSED_RG_RGTC2);
@ -1923,9 +1924,9 @@ static void RawImage_UploadTexture( byte *data, int x, int y, int width, int hei
int size = ((width + 3) / 4) * ((height + 3) / 4) * bytesPer4x4Block;
if (subtexture)
qglCompressedTexSubImage2DARB(GL_TEXTURE_2D, miplevel, x, y, width, height, internalFormat, size, data);
qglCompressedTextureSubImage2D(texture, GL_TEXTURE_2D, miplevel, x, y, width, height, internalFormat, size, data);
else
qglCompressedTexImage2DARB(GL_TEXTURE_2D, miplevel, internalFormat, width, height, 0, size, data);
qglCompressedTextureImage2D(texture, GL_TEXTURE_2D, miplevel, internalFormat, width, height, 0, size, data);
x >>= 1;
y >>= 1;
@ -1957,13 +1958,13 @@ static void RawImage_UploadTexture( byte *data, int x, int y, int width, int hei
}
if ( subtexture )
qglTexSubImage2D( GL_TEXTURE_2D, 0, x, y, width, height, dataFormat, dataType, data );
qglTextureSubImage2D(texture, GL_TEXTURE_2D, 0, x, y, width, height, dataFormat, dataType, data );
else
{
if (rgtc)
RawImage_UploadToRgtc2Texture(data, width, height, 0);
RawImage_UploadToRgtc2Texture(texture, data, width, height, 0);
else
qglTexImage2D(GL_TEXTURE_2D, 0, internalFormat, width, height, 0, dataFormat, dataType, data);
qglTextureImage2D(texture, GL_TEXTURE_2D, 0, internalFormat, width, height, 0, dataFormat, dataType, data);
}
if (flags & IMGFLAG_MIPMAP)
@ -1991,14 +1992,14 @@ static void RawImage_UploadTexture( byte *data, int x, int y, int width, int hei
{
x >>= 1;
y >>= 1;
qglTexSubImage2D( GL_TEXTURE_2D, miplevel, x, y, width, height, dataFormat, dataType, data );
qglTextureSubImage2D(texture, GL_TEXTURE_2D, miplevel, x, y, width, height, dataFormat, dataType, data );
}
else
{
if (rgtc)
RawImage_UploadToRgtc2Texture(data, width, height, miplevel);
RawImage_UploadToRgtc2Texture(texture, data, width, height, miplevel);
else
qglTexImage2D(GL_TEXTURE_2D, miplevel, internalFormat, width, height, 0, dataFormat, dataType, data);
qglTextureImage2D(texture, GL_TEXTURE_2D, miplevel, internalFormat, width, height, 0, dataFormat, dataType, data);
}
}
}
@ -2027,14 +2028,14 @@ static void Upload32(byte *data, int x, int y, int width, int height, GLenum pic
if (!data)
{
RawImage_ScaleToPower2(NULL, &width, &height, type, flags, NULL);
RawImage_UploadTexture(NULL, 0, 0, width, height, GL_RGBA8, 0, internalFormat, type, flags, qfalse);
RawImage_UploadTexture(image->texnum, NULL, 0, 0, width, height, GL_RGBA8, 0, internalFormat, type, flags, qfalse);
goto done;
}
else if (!subtexture)
{
if (picFormat != GL_RGBA8 && picFormat != GL_SRGB8_ALPHA8_EXT)
{
RawImage_UploadTexture(data, 0, 0, width, height, picFormat, numMips, internalFormat, type, flags, qfalse);
RawImage_UploadTexture(image->texnum, data, 0, 0, width, height, picFormat, numMips, internalFormat, type, flags, qfalse);
goto done;
}
notScaled = RawImage_ScaleToPower2(&data, &width, &height, type, flags, &resampledBuffer);
@ -2074,12 +2075,12 @@ static void Upload32(byte *data, int x, int y, int width, int height, GLenum pic
if (subtexture)
{
// FIXME: Incorrect if original texture was not a power of 2 texture or picmipped
RawImage_UploadTexture(data, x, y, width, height, GL_RGBA8, 0, internalFormat, type, flags, qtrue);
RawImage_UploadTexture(image->texnum, data, x, y, width, height, GL_RGBA8, 0, internalFormat, type, flags, qtrue);
GL_CheckErrors();
return;
}
RawImage_UploadTexture(data, 0, 0, width, height, GL_RGBA8, 0, internalFormat, type, flags, qfalse);
RawImage_UploadTexture(image->texnum, data, 0, 0, width, height, GL_RGBA8, 0, internalFormat, type, flags, qfalse);
done:
@ -2089,19 +2090,19 @@ done:
if (mipmap)
{
if ( textureFilterAnisotropic )
qglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT,
qglTextureParameteri( image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT,
(GLint)Com_Clamp( 1, maxAnisotropy, r_ext_max_anisotropy->integer ) );
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
}
else
{
if ( textureFilterAnisotropic )
qglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 1 );
qglTextureParameteri(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 1);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
}
// Fix for sampling depth buffer on old nVidia cards
@ -2112,9 +2113,9 @@ done:
case GL_DEPTH_COMPONENT16_ARB:
case GL_DEPTH_COMPONENT24_ARB:
case GL_DEPTH_COMPONENT32_ARB:
qglTexParameterf(GL_TEXTURE_2D, GL_DEPTH_TEXTURE_MODE, GL_LUMINANCE );
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_DEPTH_TEXTURE_MODE, GL_LUMINANCE);
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
break;
default:
break;
@ -2177,46 +2178,32 @@ image_t *R_CreateImage2( const char *name, byte *pic, int width, int height, GLe
image->internalFormat = internalFormat;
// lightmaps are always allocated on TMU 1
if ( qglActiveTextureARB && isLightmap ) {
image->TMU = 1;
} else {
image->TMU = 0;
}
if ( qglActiveTextureARB ) {
GL_SelectTexture( image->TMU );
}
GL_Bind(image);
if (image->flags & IMGFLAG_CUBEMAP)
{
qglTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
qglTextureParameteri(image->texnum, GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
qglTextureParameteri(image->texnum, GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
qglTextureParameteri(image->texnum, GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
qglTextureParameteri(image->texnum, GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
if (image->flags & IMGFLAG_MIPMAP)
{
qglTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
qglTextureParameteri(image->texnum, GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
}
else
{
qglTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
qglTextureParameteri(image->texnum, GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
}
qglTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTextureImage2D(image->texnum, GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTextureImage2D(image->texnum, GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTextureImage2D(image->texnum, GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTextureImage2D(image->texnum, GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTextureImage2D(image->texnum, GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
qglTextureImage2D(image->texnum, GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_BYTE, pic);
if (image->flags & IMGFLAG_MIPMAP)
qglGenerateMipmapEXT(GL_TEXTURE_CUBE_MAP);
qglGenerateTextureMipmap(image->texnum, GL_TEXTURE_CUBE_MAP);
image->uploadWidth = width;
image->uploadHeight = height;
@ -2225,12 +2212,10 @@ image_t *R_CreateImage2( const char *name, byte *pic, int width, int height, GLe
{
Upload32( pic, 0, 0, image->width, image->height, picFormat, numMips, image );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, glWrapClampMode );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, glWrapClampMode );
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, glWrapClampMode);
qglTextureParameterf(image->texnum, GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, glWrapClampMode);
}
GL_SelectTexture( 0 );
hash = generateHashValue(name);
image->next = hashTable[hash];
hashTable[hash] = image;
@ -2254,15 +2239,7 @@ image_t *R_CreateImage(const char *name, byte *pic, int width, int height, imgTy
void R_UpdateSubImage( image_t *image, byte *pic, int x, int y, int width, int height )
{
if (qglActiveTextureARB) {
GL_SelectTexture(image->TMU);
}
GL_Bind(image);
Upload32(pic, x, y, width, height, GL_RGBA8, 0, image);
GL_SelectTexture(0);
}
//===================================================================
@ -2829,11 +2806,10 @@ void R_CreateBuiltinImages( void ) {
for ( x = 0; x < 4; x++)
{
tr.sunShadowDepthImage[x] = R_CreateImage(va("*sunshadowdepth%i", x), NULL, r_shadowMapSize->integer, r_shadowMapSize->integer, IMGTYPE_COLORALPHA, IMGFLAG_NO_COMPRESSION | IMGFLAG_CLAMPTOEDGE, GL_DEPTH_COMPONENT24_ARB);
GL_Bind(tr.sunShadowDepthImage[x]);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_R_TO_TEXTURE);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);
qglTextureParameterf(tr.sunShadowDepthImage[x]->texnum, GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
qglTextureParameterf(tr.sunShadowDepthImage[x]->texnum, GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
qglTextureParameterf(tr.sunShadowDepthImage[x]->texnum, GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_R_TO_TEXTURE);
qglTextureParameterf(tr.sunShadowDepthImage[x]->texnum, GL_TEXTURE_2D, GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);
}
tr.screenShadowImage = R_CreateImage("*screenShadow", NULL, width, height, IMGTYPE_COLORALPHA, IMGFLAG_NO_COMPRESSION | IMGFLAG_CLAMPTOEDGE, GL_RGBA8);
@ -2946,15 +2922,7 @@ void R_DeleteTextures( void ) {
tr.numImages = 0;
Com_Memset( glState.currenttextures, 0, sizeof( glState.currenttextures ) );
if ( qglActiveTextureARB ) {
GL_SelectTexture( 1 );
qglBindTexture( GL_TEXTURE_2D, 0 );
GL_SelectTexture( 0 );
qglBindTexture( GL_TEXTURE_2D, 0 );
} else {
qglBindTexture( GL_TEXTURE_2D, 0 );
}
GL_BindNullTextures();
}
/*