void RE_UploadCinematic(int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty)
{
GL_Bind(tr.scratchImage[client]);
// if the scratchImage isn't in the format we want, specify it as a new texture
if (cols != tr.scratchImage[client]->width || rows != tr.scratchImage[client]->height)
{
tr.scratchImage[client]->width = tr.scratchImage[client]->uploadWidth = cols;
tr.scratchImage[client]->height = tr.scratchImage[client]->uploadHeight = rows;
qglTexImage2D(GL_TEXTURE_2D, 0, 3, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
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_WRAP_S, GL_CLAMP_TO_EDGE);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
else
{
if (dirty)
{
// otherwise, just subimage upload it so that drivers can tell we are going to be changing
// it and don't try and do a texture compression
qglTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data);
}
}
}
static int setupScreenKeyboardButton( int buttonID, Uint8 * charBuf )
{
// TODO: softstretch with antialiasing
int w, h, format;
GLTexture_t * data = NULL;
int texture_w, texture_h;
if( buttonID < 1 )
data = &arrowImages;
else
data = &(buttonImages[buttonID-1]);
memcpy(&w, charBuf, sizeof(int));
memcpy(&h, charBuf + sizeof(int), sizeof(int));
memcpy(&format, charBuf + 2*sizeof(int), sizeof(int));
w = ntohl(w);
h = ntohl(h);
format = ntohl(format);
texture_w = power_of_2(w);
texture_h = power_of_2(h);
data->w = texture_w;
data->h = texture_h;
LOGI("data w:%d, h:%d\n", w, h);
qglEnable(GL_TEXTURE_2D);
qglGenTextures(1, &data->id);
qglBindTexture(GL_TEXTURE_2D, data->id);
LOGI("On-screen keyboard generated OpenGL texture ID %x", data->id);
qglTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, texture_w, texture_h, 0, GL_RGBA,
format ? GL_UNSIGNED_SHORT_4_4_4_4 : GL_UNSIGNED_SHORT_5_5_5_1, NULL);
qglPixelStorei(GL_UNPACK_ALIGNMENT, 1);
qglTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA,
format ? GL_UNSIGNED_SHORT_4_4_4_4 : GL_UNSIGNED_SHORT_5_5_5_1,
charBuf + 3*sizeof(int) );
qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
qglDisable(GL_TEXTURE_2D);
return 3*sizeof(int) + w * h * 2;
}
/*
=============
RE_StretchRaw
FIXME: not exactly backend
Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
Used for cinematics.
=============
*/
void RE_StretchRaw (int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty) {
int i, j;
int start, end;
if ( !tr.registered ) {
return;
}
R_SyncRenderThread();
// we definately want to sync every frame for the cinematics
qglFinish();
start = end = 0;
if ( r_speeds->integer ) {
start = ri.Milliseconds();
}
// make sure rows and cols are powers of 2
for ( i = 0 ; ( 1 << i ) < cols ; i++ ) {
}
for ( j = 0 ; ( 1 << j ) < rows ; j++ ) {
}
if ( ( 1 << i ) != cols || ( 1 << j ) != rows) {
ri.Error (ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows);
}
GL_Bind( tr.scratchImage[client] );
// if the scratchImage isn't in the format we want, specify it as a new texture
if ( cols != tr.scratchImage[client]->width || rows != tr.scratchImage[client]->height ) {
tr.scratchImage[client]->width = tr.scratchImage[client]->uploadWidth = cols;
tr.scratchImage[client]->height = tr.scratchImage[client]->uploadHeight = rows;
qglTexImage2D( GL_TEXTURE_2D, 0, GL_RGB8, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
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_WRAP_S, GL_CLAMP );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP );
} else {
if (dirty) {
// otherwise, just subimage upload it so that drivers can tell we are going to be changing
// it and don't try and do a texture compression
qglTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data );
}
}
if ( r_speeds->integer ) {
end = ri.Milliseconds();
ri.Printf( PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start );
}
RB_SetGL2D();
qglColor3f( tr.identityLight, tr.identityLight, tr.identityLight );
qglBegin (GL_QUADS);
qglTexCoord2f ( 0.5f / cols, 0.5f / rows );
qglVertex2f (x, y);
qglTexCoord2f ( ( cols - 0.5f ) / cols , 0.5f / rows );
qglVertex2f (x+w, y);
qglTexCoord2f ( ( cols - 0.5f ) / cols, ( rows - 0.5f ) / rows );
qglVertex2f (x+w, y+h);
qglTexCoord2f ( 0.5f / cols, ( rows - 0.5f ) / rows );
qglVertex2f (x, y+h);
qglEnd ();
}
GLvoid APIENTRY GLDSA_TextureSubImage2D(GLuint texture, GLenum target, GLint level, GLint xoffset, GLint yoffset,
GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels)
{
GL_BindMultiTexture(glDsaState.texunit, target, texture);
qglTexSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels);
}
/*
=============
RE_StretchRaw
FIXME: not exactly backend
Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
Used for cinematics.
=============
*/
void RE_StretchRaw( int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty )
{
int i, j;
int start, end;
if ( !tr.registered )
{
return;
}
R_SyncRenderThread();
// we definitely want to sync every frame for the cinematics
#if defined( USE_D3D10 )
// TODO
#else
qglFinish();
#endif
start = end = 0;
if ( r_speeds->integer )
{
#if defined( USE_D3D10 )
// TODO
#else
qglFinish();
#endif
start = ri.Milliseconds();
}
// make sure rows and cols are powers of 2
for ( i = 0; ( 1 << i ) < cols; i++ )
{
}
for ( j = 0; ( 1 << j ) < rows; j++ )
{
}
if ( ( 1 << i ) != cols || ( 1 << j ) != rows )
{
ri.Error( ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows );
}
#if defined( USE_D3D10 )
// TODO
#else
RB_SetGL2D();
qglVertexAttrib4fARB( ATTR_INDEX_NORMAL, 0, 0, 1, 1 );
qglVertexAttrib4fARB( ATTR_INDEX_COLOR, tr.identityLight, tr.identityLight, tr.identityLight, 1 );
GL_BindProgram( &tr.genericSingleShader );
// set uniforms
GLSL_SetUniform_TCGen_Environment( &tr.genericSingleShader, qfalse );
GLSL_SetUniform_ColorGen( &tr.genericSingleShader, CGEN_VERTEX );
GLSL_SetUniform_AlphaGen( &tr.genericSingleShader, AGEN_VERTEX );
//GLSL_SetUniform_Color(&tr.genericSingleShader, colorWhite);
if ( glConfig.vboVertexSkinningAvailable )
{
GLSL_SetUniform_VertexSkinning( &tr.genericSingleShader, qfalse );
}
GLSL_SetUniform_DeformGen( &tr.genericSingleShader, DGEN_NONE );
GLSL_SetUniform_AlphaTest( &tr.genericSingleShader, 0 );
GLSL_SetUniform_ModelViewProjectionMatrix( &tr.genericSingleShader, glState.modelViewProjectionMatrix[ glState.stackIndex ] );
// bind u_ColorMap
GL_SelectTexture( 0 );
GL_Bind( tr.scratchImage[ client ] );
GLSL_SetUniform_ColorTextureMatrix( &tr.genericSingleShader, matrixIdentity );
// if the scratchImage isn't in the format we want, specify it as a new texture
if ( cols != tr.scratchImage[ client ]->width || rows != tr.scratchImage[ client ]->height )
{
tr.scratchImage[ client ]->width = tr.scratchImage[ client ]->uploadWidth = cols;
tr.scratchImage[ client ]->height = tr.scratchImage[ client ]->uploadHeight = rows;
qglTexImage2D( GL_TEXTURE_2D, 0, GL_RGB8, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
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_WRAP_S, GL_CLAMP );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP );
}
else
{
if ( dirty )
{
// otherwise, just subimage upload it so that drivers can tell we are going to be changing
// it and don't try and do a texture compression
qglTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data );
}
}
#endif // #if defined(USE_D3D10)
if ( r_speeds->integer )
{
#if defined( USE_D3D10 )
// TODO
#else
qglFinish();
#endif
end = ri.Milliseconds();
ri.Printf( PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start );
}
tess.numVertexes = 0;
tess.numIndexes = 0;
tess.xyz[ tess.numVertexes ][ 0 ] = x;
tess.xyz[ tess.numVertexes ][ 1 ] = y;
tess.xyz[ tess.numVertexes ][ 2 ] = 0;
tess.xyz[ tess.numVertexes ][ 3 ] = 1;
tess.texCoords[ tess.numVertexes ][ 0 ] = 0.5f / cols;
tess.texCoords[ tess.numVertexes ][ 1 ] = 0.5f / rows;
tess.texCoords[ tess.numVertexes ][ 2 ] = 0;
tess.texCoords[ tess.numVertexes ][ 3 ] = 1;
tess.numVertexes++;
tess.xyz[ tess.numVertexes ][ 0 ] = x + w;
tess.xyz[ tess.numVertexes ][ 1 ] = y;
tess.xyz[ tess.numVertexes ][ 2 ] = 0;
tess.xyz[ tess.numVertexes ][ 3 ] = 1;
tess.texCoords[ tess.numVertexes ][ 0 ] = ( cols - 0.5f ) / cols;
tess.texCoords[ tess.numVertexes ][ 1 ] = 0.5f / rows;
tess.texCoords[ tess.numVertexes ][ 2 ] = 0;
tess.texCoords[ tess.numVertexes ][ 3 ] = 1;
tess.numVertexes++;
tess.xyz[ tess.numVertexes ][ 0 ] = x + w;
tess.xyz[ tess.numVertexes ][ 1 ] = y + h;
tess.xyz[ tess.numVertexes ][ 2 ] = 0;
tess.xyz[ tess.numVertexes ][ 3 ] = 1;
tess.texCoords[ tess.numVertexes ][ 0 ] = ( cols - 0.5f ) / cols;
tess.texCoords[ tess.numVertexes ][ 1 ] = ( rows - 0.5f ) / rows;
tess.texCoords[ tess.numVertexes ][ 2 ] = 0;
tess.texCoords[ tess.numVertexes ][ 3 ] = 1;
tess.numVertexes++;
tess.xyz[ tess.numVertexes ][ 0 ] = x;
tess.xyz[ tess.numVertexes ][ 1 ] = y + h;
tess.xyz[ tess.numVertexes ][ 2 ] = 0;
tess.xyz[ tess.numVertexes ][ 3 ] = 1;
tess.texCoords[ tess.numVertexes ][ 0 ] = 0.5f / cols;
tess.texCoords[ tess.numVertexes ][ 1 ] = ( rows - 0.5f ) / rows;
tess.texCoords[ tess.numVertexes ][ 2 ] = 0;
tess.texCoords[ tess.numVertexes ][ 3 ] = 1;
tess.numVertexes++;
tess.indexes[ tess.numIndexes++ ] = 0;
tess.indexes[ tess.numIndexes++ ] = 1;
tess.indexes[ tess.numIndexes++ ] = 2;
tess.indexes[ tess.numIndexes++ ] = 0;
tess.indexes[ tess.numIndexes++ ] = 2;
tess.indexes[ tess.numIndexes++ ] = 3;
Tess_UpdateVBOs( ATTR_POSITION | ATTR_TEXCOORD );
Tess_DrawElements();
tess.numVertexes = 0;
tess.numIndexes = 0;
#if defined( USE_D3D10 )
// TODO
#else
GL_CheckErrors();
#endif
}
/*
========================
idImage::SubImageUpload
========================
*/
void idImage::SubImageUpload( int mipLevel, int x, int y, int z, int width, int height, const void * pic, int pixelPitch ) const {
assert( x >= 0 && y >= 0 && mipLevel >= 0 && width >= 0 && height >= 0 && mipLevel < opts.numLevels );
int compressedSize = 0;
if ( IsCompressed() ) {
assert( !(x&3) && !(y&3) );
// compressed size may be larger than the dimensions due to padding to quads
int quadW = ( width + 3 ) & ~3;
int quadH = ( height + 3 ) & ~3;
compressedSize = quadW * quadH * BitsForFormat( opts.format ) / 8;
int padW = ( opts.width + 3 ) & ~3;
int padH = ( opts.height + 3 ) & ~3;
(void)padH;
(void)padW;
assert( x + width <= padW && y + height <= padH );
// upload the non-aligned value, OpenGL understands that there
// will be padding
if ( x + width > opts.width ) {
width = opts.width - x;
}
if ( y + height > opts.height ) {
height = opts.height - x;
}
} else {
assert( x + width <= opts.width && y + height <= opts.height );
}
int target;
int uploadTarget;
if ( opts.textureType == TT_2D ) {
target = GL_TEXTURE_2D;
uploadTarget = GL_TEXTURE_2D;
} else if ( opts.textureType == TT_CUBIC ) {
target = GL_TEXTURE_CUBE_MAP_EXT;
uploadTarget = GL_TEXTURE_CUBE_MAP_POSITIVE_X_EXT + z;
} else {
assert( !"invalid opts.textureType" );
target = GL_TEXTURE_2D;
uploadTarget = GL_TEXTURE_2D;
}
qglBindTexture( target, texnum );
if ( pixelPitch != 0 ) {
qglPixelStorei( GL_UNPACK_ROW_LENGTH, pixelPitch );
}
if ( opts.format == FMT_RGB565 ) {
glPixelStorei( GL_UNPACK_SWAP_BYTES, GL_TRUE );
}
#ifdef DEBUG
GL_CheckErrors();
#endif
if ( IsCompressed() ) {
qglCompressedTexSubImage2DARB( uploadTarget, mipLevel, x, y, width, height, internalFormat, compressedSize, pic );
} else {
// make sure the pixel store alignment is correct so that lower mips get created
// properly for odd shaped textures - this fixes the mip mapping issues with
// fonts
int unpackAlignment = width * BitsForFormat( (textureFormat_t)opts.format ) / 8;
if ( ( unpackAlignment & 3 ) == 0 ) {
qglPixelStorei( GL_UNPACK_ALIGNMENT, 4 );
} else {
qglPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
}
qglTexSubImage2D( uploadTarget, mipLevel, x, y, width, height, dataFormat, dataType, pic );
}
#ifdef DEBUG
GL_CheckErrors();
#endif
if ( opts.format == FMT_RGB565 ) {
glPixelStorei( GL_UNPACK_SWAP_BYTES, GL_FALSE );
}
if ( pixelPitch != 0 ) {
qglPixelStorei( GL_UNPACK_ROW_LENGTH, 0 );
}
}
/*
* RE_StretchRaw
*
* FIXME: not exactly backend
* Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
* Used for cinematics.
*/
void
RE_StretchRaw(int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qbool dirty)
{
int i, j;
int start, end;
shaderProgram_t *sp = &tr.textureColorShader;
Vec4 color;
if(!tr.registered){
return;
}
R_SyncRenderThread();
/* we definately want to sync every frame for the cinematics */
qglFinish();
start = 0;
if(r_speeds->integer){
start = ri.Milliseconds();
}
/* make sure rows and cols are powers of 2 */
for(i = 0; (1 << i) < cols; i++){
}
for(j = 0; (1 << j) < rows; j++){
}
if((1 << i) != cols || (1 << j) != rows){
ri.Error (ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows);
}
GL_Bind(tr.scratchImage[client]);
/* if the scratchImage isn't in the format we want, specify it as a new texture */
if(cols != tr.scratchImage[client]->width || rows != tr.scratchImage[client]->height){
tr.scratchImage[client]->width = tr.scratchImage[client]->uploadWidth = cols;
tr.scratchImage[client]->height = tr.scratchImage[client]->uploadHeight = rows;
qglTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
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_WRAP_S, GL_CLAMP_TO_EDGE);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}else{
if(dirty){
/* otherwise, just subimage upload it so that drivers can tell we are going to be changing
* it and don't try and do a texture compression */
qglTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data);
}
}
if(r_speeds->integer){
end = ri.Milliseconds();
ri.Printf(PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start);
}
/* FIXME: HUGE hack */
if(glRefConfig.framebufferObject && !glState.currentFBO){
if(backEnd.framePostProcessed){
FBO_Bind(tr.screenScratchFbo);
}else{
FBO_Bind(tr.renderFbo);
}
}
RB_SetGL2D();
tess.numIndexes = 0;
tess.numVertexes = 0;
tess.firstIndex = 0;
tess.xyz[tess.numVertexes][0] = x;
tess.xyz[tess.numVertexes][1] = y;
tess.xyz[tess.numVertexes][2] = 0;
tess.xyz[tess.numVertexes][3] = 1;
tess.texCoords[tess.numVertexes][0][0] = 0.5f / cols;
tess.texCoords[tess.numVertexes][0][1] = 0.5f / rows;
tess.texCoords[tess.numVertexes][0][2] = 0;
tess.texCoords[tess.numVertexes][0][3] = 1;
tess.numVertexes++;
tess.xyz[tess.numVertexes][0] = x + w;
tess.xyz[tess.numVertexes][1] = y;
tess.xyz[tess.numVertexes][2] = 0;
tess.xyz[tess.numVertexes][3] = 1;
tess.texCoords[tess.numVertexes][0][0] = (cols - 0.5f) / cols;
tess.texCoords[tess.numVertexes][0][1] = 0.5f / rows;
tess.texCoords[tess.numVertexes][0][2] = 0;
tess.texCoords[tess.numVertexes][0][3] = 1;
tess.numVertexes++;
tess.xyz[tess.numVertexes][0] = x + w;
tess.xyz[tess.numVertexes][1] = y + h;
tess.xyz[tess.numVertexes][2] = 0;
tess.xyz[tess.numVertexes][3] = 1;
tess.texCoords[tess.numVertexes][0][0] = (cols - 0.5f) / cols;
tess.texCoords[tess.numVertexes][0][1] = (rows - 0.5f) / rows;
tess.texCoords[tess.numVertexes][0][2] = 0;
tess.texCoords[tess.numVertexes][0][3] = 1;
tess.numVertexes++;
tess.xyz[tess.numVertexes][0] = x;
tess.xyz[tess.numVertexes][1] = y + h;
tess.xyz[tess.numVertexes][2] = 0;
tess.xyz[tess.numVertexes][3] = 1;
tess.texCoords[tess.numVertexes][0][0] = 0.5f / cols;
tess.texCoords[tess.numVertexes][0][1] = (rows - 0.5f) / rows;
tess.texCoords[tess.numVertexes][0][2] = 0;
tess.texCoords[tess.numVertexes][0][3] = 1;
tess.numVertexes++;
tess.indexes[tess.numIndexes++] = 0;
tess.indexes[tess.numIndexes++] = 1;
tess.indexes[tess.numIndexes++] = 2;
tess.indexes[tess.numIndexes++] = 0;
tess.indexes[tess.numIndexes++] = 2;
tess.indexes[tess.numIndexes++] = 3;
/* FIXME: A lot of this can probably be removed for speed, and refactored into a more convenient function */
RB_UpdateVBOs(ATTR_POSITION | ATTR_TEXCOORD);
sp = &tr.textureColorShader;
GLSL_VertexAttribsState(ATTR_POSITION | ATTR_TEXCOORD);
GLSL_BindProgram(sp);
GLSL_SetUniformMatrix16(sp, TEXTURECOLOR_UNIFORM_MODELVIEWPROJECTIONMATRIX,
glState.modelviewProjection);
setv34(color, 1, 1, 1, 1);
GLSL_SetUniformVec4(sp, TEXTURECOLOR_UNIFORM_COLOR, color);
qglDrawElements(GL_TRIANGLES, tess.numIndexes, GL_INDEX_TYPE, BUFFER_OFFSET(0));
/* R_BindNullVBO();
* R_BindNullIBO(); */
tess.numIndexes = 0;
tess.numVertexes = 0;
tess.firstIndex = 0;
}
/*
====================
UpdateTile
A local tile will only be mapped to globalTile[ localTile + X * TILE_PER_LEVEL ] for some x
====================
*/
void idTextureLevel::UpdateTile( int localX, int localY, int globalX, int globalY ) {
idTextureTile *tile = &tileMap[localX][localY];
if ( tile->x == globalX && tile->y == globalY ) {
return;
}
if ( (globalX & (TILE_PER_LEVEL-1)) != localX || (globalY & (TILE_PER_LEVEL-1)) != localY ) {
common->Error( "idTextureLevel::UpdateTile: bad coordinate mod" );
}
tile->x = globalX;
tile->y = globalY;
byte data[ TILE_SIZE * TILE_SIZE * 4 ];
if ( globalX >= tilesWide || globalX < 0 || globalY >= tilesHigh || globalY < 0 ) {
// off the map
memset( data, 0, sizeof( data ) );
} else {
// extract the data from the full image (FIXME: background load from disk)
int tileNum = tileOffset + tile->y * tilesWide + tile->x;
int tileSize = TILE_SIZE * TILE_SIZE * 4;
mega->fileHandle->Seek( tileNum * tileSize, FS_SEEK_SET );
memset( data, 128, sizeof( data ) );
mega->fileHandle->Read( data, tileSize );
}
if ( idMegaTexture::r_showMegaTextureLabels.GetBool() ) {
// put a color marker in it
byte color[4] = { 255 * localX / TILE_PER_LEVEL, 255 * localY / TILE_PER_LEVEL, 0, 0 };
for ( int x = 0 ; x < 8 ; x++ ) {
for ( int y = 0 ; y < 8 ; y++ ) {
*(int *)&data[ ( ( y + TILE_SIZE/2 - 4 ) * TILE_SIZE + x + TILE_SIZE/2 - 4 ) * 4 ] = *(int *)color;
}
}
}
// upload all the mip-map levels
int level = 0;
int size = TILE_SIZE;
while ( 1 ) {
qglTexSubImage2D( GL_TEXTURE_2D, level, localX * size, localY * size, size, size, GL_RGBA, GL_UNSIGNED_BYTE, data );
size >>= 1;
level++;
if ( size == 0 ) {
break;
}
int byteSize = size * 4;
// mip-map in place
for ( int y = 0 ; y < size ; y++ ) {
byte *in, *in2, *out;
in = data + y * size * 16;
in2 = in + size * 8;
out = data + y * size * 4;
for ( int x = 0 ; x < size ; x++ ) {
out[x*4+0] = ( in[x*8+0] + in[x*8+4+0] + in2[x*8+0] + in2[x*8+4+0] ) >> 2;
out[x*4+1] = ( in[x*8+1] + in[x*8+4+1] + in2[x*8+1] + in2[x*8+4+1] ) >> 2;
out[x*4+2] = ( in[x*8+2] + in[x*8+4+2] + in2[x*8+2] + in2[x*8+4+2] ) >> 2;
out[x*4+3] = ( in[x*8+3] + in[x*8+4+3] + in2[x*8+3] + in2[x*8+4+3] ) >> 2;
}
}
}
}
/*
=============
RE_StretchRaw
FIXME: not exactly backend
Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
Used for cinematics.
=============
*/
void RE_StretchRaw (int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty) {
int i, j;
int start, end;
#ifdef VCMODS_OPENGLES
vec2_t texcoords[4];
vec2_t verts[4];
glIndex_t indicies[6] = {0, 1, 2, 0, 3, 2};
#endif
if ( !tr.registered ) {
return;
}
R_SyncRenderThread();
// we definately want to sync every frame for the cinematics
qglFinish();
start = end = 0;
if ( r_speeds->integer ) {
start = ri.Milliseconds();
}
// make sure rows and cols are powers of 2
for ( i = 0 ; ( 1 << i ) < cols ; i++ ) {
}
for ( j = 0 ; ( 1 << j ) < rows ; j++ ) {
}
if ( ( 1 << i ) != cols || ( 1 << j ) != rows) {
ri.Error (ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows);
}
GL_Bind( tr.scratchImage[client] );
// if the scratchImage isn't in the format we want, specify it as a new texture
if ( cols != tr.scratchImage[client]->width || rows != tr.scratchImage[client]->height ) {
tr.scratchImage[client]->width = tr.scratchImage[client]->uploadWidth = cols;
tr.scratchImage[client]->height = tr.scratchImage[client]->uploadHeight = rows;
#ifdef VCMODS_OPENGLES
//don't do qglTexImage2D as this may end up doing a compressed image
//on which we are not allowed to do further sub images
glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
#else
qglTexImage2D( GL_TEXTURE_2D, 0, GL_RGB8, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
#endif
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_WRAP_S, GL_CLAMP_TO_EDGE );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
} else {
if (dirty) {
// otherwise, just subimage upload it so that drivers can tell we are going to be changing
// it and don't try and do a texture compression
qglTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data );
}
}
if ( r_speeds->integer ) {
end = ri.Milliseconds();
ri.Printf( PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start );
}
RB_SetGL2D();
#ifdef VCMODS_OPENGLES
qglColor4f( tr.identityLight, tr.identityLight, tr.identityLight, 1.0f );
verts[0][0] = x; verts[0][1] = y;
verts[1][0] = x+w; verts[1][1] = y;
verts[2][0] = x+w; verts[2][1] = y+h;
verts[3][0] = x; verts[3][1] = y+h;
texcoords[0][0] = 0.5f/cols; texcoords[0][1] = 0.5f/rows;
texcoords[1][0] = (cols-0.5f)/cols; texcoords[1][1] = 0.5f/rows;
texcoords[2][0] = (cols-0.5f)/cols; texcoords[2][1] = (rows-0.5f)/rows;
texcoords[3][0] = 0.5f/cols; texcoords[3][1] = (rows-0.5f)/rows;
qglEnableClientState( GL_TEXTURE_COORD_ARRAY );
qglTexCoordPointer( 2, GL_FLOAT, 0, texcoords );
qglVertexPointer ( 2, GL_FLOAT, 0, verts );
qglDrawElements( GL_TRIANGLE_STRIP, 6, GL_INDEX_TYPE, indicies );
qglDisableClientState( GL_TEXTURE_COORD_ARRAY );
#else
qglColor3f( tr.identityLight, tr.identityLight, tr.identityLight );
qglBegin (GL_QUADS);
qglTexCoord2f ( 0.5f / cols, 0.5f / rows );
qglVertex2f (x, y);
qglTexCoord2f ( ( cols - 0.5f ) / cols , 0.5f / rows );
qglVertex2f (x+w, y);
qglTexCoord2f ( ( cols - 0.5f ) / cols, ( rows - 0.5f ) / rows );
qglVertex2f (x+w, y+h);
qglTexCoord2f ( 0.5f / cols, ( rows - 0.5f ) / rows );
qglVertex2f (x, y+h);
qglEnd ();
#endif
}
/*
=============
RE_StretchRaw
FIXME: not exactly backend
Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
Used for cinematics.
=============
*/
void RE_StretchRaw( int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty ) {
int i, j;
int start, end;
if ( !tr.registered ) {
return;
}
R_IssuePendingRenderCommands();
if ( tess.numIndexes ) {
RB_EndSurface();
}
// we definately want to sync every frame for the cinematics
qglFinish();
start = 0;
if ( r_speeds->integer ) {
start = ri.Milliseconds();
}
// make sure rows and cols are powers of 2
for ( i = 0 ; ( 1 << i ) < cols ; i++ ) {
}
for ( j = 0 ; ( 1 << j ) < rows ; j++ ) {
}
if ( ( 1 << i ) != cols || ( 1 << j ) != rows ) {
ri.Error( ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows );
}
GL_Bind( tr.scratchImage[client] );
// if the scratchImage isn't in the format we want, specify it as a new texture
if ( cols != tr.scratchImage[client]->width || rows != tr.scratchImage[client]->height ) {
tr.scratchImage[client]->width = tr.scratchImage[client]->uploadWidth = cols;
tr.scratchImage[client]->height = tr.scratchImage[client]->uploadHeight = rows;
#ifdef USE_OPENGLES
qglTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
#else
qglTexImage2D( GL_TEXTURE_2D, 0, 3, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
#endif
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_WRAP_S, GL_CLAMP_TO_EDGE );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
} else {
if ( dirty ) {
// otherwise, just subimage upload it so that drivers can tell we are going to be changing
// it and don't try and do a texture compression
qglTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data );
}
}
if ( r_speeds->integer ) {
end = ri.Milliseconds();
ri.Printf( PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start );
}
RB_SetGL2D();
qglColor3f( tr.identityLight, tr.identityLight, tr.identityLight );
#ifdef USE_OPENGLES
GLfloat tex[] = {
0.5f / cols, 0.5f / rows,
( cols - 0.5f ) / cols , 0.5f / rows,
( cols - 0.5f ) / cols, ( rows - 0.5f ) / rows,
0.5f / cols, ( rows - 0.5f ) / rows };
GLfloat vtx[] = {
x, y,
x+w, y,
x+w, y+h,
x, y+h };
GLboolean text = qglIsEnabled(GL_TEXTURE_COORD_ARRAY);
GLboolean glcol = qglIsEnabled(GL_COLOR_ARRAY);
if (glcol)
qglDisableClientState(GL_COLOR_ARRAY);
if (!text)
qglEnableClientState( GL_TEXTURE_COORD_ARRAY );
qglTexCoordPointer( 2, GL_FLOAT, 0, tex );
qglVertexPointer ( 2, GL_FLOAT, 0, vtx );
qglDrawArrays( GL_TRIANGLE_FAN, 0, 4 );
if (!text)
qglDisableClientState( GL_TEXTURE_COORD_ARRAY );
if (glcol)
qglEnableClientState(GL_COLOR_ARRAY);
#else
qglBegin( GL_QUADS );
qglTexCoord2f( 0.5f / cols, 0.5f / rows );
qglVertex2f( x, y );
qglTexCoord2f( ( cols - 0.5f ) / cols, 0.5f / rows );
qglVertex2f( x + w, y );
qglTexCoord2f( ( cols - 0.5f ) / cols, ( rows - 0.5f ) / rows );
qglVertex2f( x + w, y + h );
qglTexCoord2f( 0.5f / cols, ( rows - 0.5f ) / rows );
qglVertex2f( x, y + h );
qglEnd();
#endif
}
