diff options
author | Brian Paul <[email protected]> | 2000-04-17 17:57:04 +0000 |
---|---|---|
committer | Brian Paul <[email protected]> | 2000-04-17 17:57:04 +0000 |
commit | 4bdcfe50f8886e43714f9b7edd25cbff19e6a97d (patch) | |
tree | a3853f9e9100dd9492db094ab5a8fc59acb98e4f /src | |
parent | 0bb0c7cc85f8b41a36d8a7b723ac3d6755954879 (diff) |
dynamically allocate color table data, uses less memory
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/drivers/glide/fxddtex.c | 142 | ||||
-rw-r--r-- | src/mesa/main/colortab.c | 234 | ||||
-rw-r--r-- | src/mesa/main/colortab.h | 9 | ||||
-rw-r--r-- | src/mesa/main/context.c | 43 | ||||
-rw-r--r-- | src/mesa/main/pixel.c | 122 | ||||
-rw-r--r-- | src/mesa/main/texobj.c | 13 |
6 files changed, 373 insertions, 190 deletions
diff --git a/src/mesa/drivers/glide/fxddtex.c b/src/mesa/drivers/glide/fxddtex.c index 3745312923c..01a67c49ea3 100644 --- a/src/mesa/drivers/glide/fxddtex.c +++ b/src/mesa/drivers/glide/fxddtex.c @@ -332,7 +332,7 @@ void fxDDTexDel(GLcontext *ctx, struct gl_texture_object *tObj) fprintf(stderr,"fxmesa: fxDDTexDel(%d,%x)\n",tObj->Name,(GLuint)ti); } - if(!ti) + if (!ti) return; fxTMFreeTexture(fxMesa,tObj); @@ -343,77 +343,105 @@ void fxDDTexDel(GLcontext *ctx, struct gl_texture_object *tObj) ctx->NewState|=NEW_TEXTURING; } -void fxDDTexPalette(GLcontext *ctx, struct gl_texture_object *tObj) + + +/* + * Convert gl_color_table table to Glide's format. + */ + +static void convertPalette(FxU32 data[256], const struct gl_color_table *table) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - int i; - FxU32 r,g,b,a; - tfxTexInfo *ti; + const GLubyte *tableUB = (const GLubyte *) table->Table; + GLint width = table->Size; + FxU32 r, g, b, a; + GLint i; - if(tObj) { - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDTexPalette(%d,%x)\n",tObj->Name,(GLuint)tObj->DriverData); - } + ASSERT(table->TableType == GL_UNSIGNED_BYTE); - if(tObj->Palette.Format!=GL_RGBA) { -#ifndef FX_SILENT - fprintf(stderr,"fx Driver: unsupported palette format in texpalette()\n"); -#endif - return; - } + switch (table->Format) { + case GL_INTENSITY: + for (i = 0; i < width; i++) { + r = tableUB[i]; + g = tableUB[i]; + b = tableUB[i]; + a = tableUB[i]; + data[i] = (a << 24) | (r << 16) | (g << 8) | b; + } + break; + case GL_LUMINANCE: + for (i = 0; i < width; i++) { + r = tableUB[i]; + g = tableUB[i]; + b = tableUB[i]; + a = 255; + data[i] = (a << 24) | (r << 16) | (g << 8) | b; + } + break; + case GL_ALPHA: + for (i = 0; i < width; i++) { + r = g = b = 255; + a = tableUB[i]; + data[i] = (a << 24) | (r << 16) | (g << 8) | b; + } + break; + case GL_LUMINANCE_ALPHA: + for (i = 0; i < width; i++) { + r = g = b = tableUB[i*2+0]; + a = tableUB[i*2+1]; + data[i] = (a << 24) | (r << 16) | (g << 8) | b; + } + break; + case GL_RGB: + for (i = 0; i < width; i++) { + r = tableUB[i*3+0]; + g = tableUB[i*3+1]; + b = tableUB[i*3+2]; + a = 255; + data[i] = (a << 24) | (r << 16) | (g << 8) | b; + } + break; + case GL_RGBA: + for (i = 0; i < width; i++) { + r = tableUB[i*4+0]; + g = tableUB[i*4+1]; + b = tableUB[i*4+2]; + a = tableUB[i*4+3]; + data[i] = (a << 24) | (r << 16) | (g << 8) | b; + } + break; + } +} - if(tObj->Palette.Size>256) { -#ifndef FX_SILENT - fprintf(stderr,"fx Driver: unsupported palette size in texpalette()\n"); -#endif - return; - } +void fxDDTexPalette(GLcontext *ctx, struct gl_texture_object *tObj) +{ + fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + + if (tObj) { + /* per-texture palette */ + tfxTexInfo *ti; + if (MESA_VERBOSE&VERBOSE_DRIVER) { + fprintf(stderr,"fxmesa: fxDDTexPalette(%d,%x)\n", + tObj->Name,(GLuint)tObj->DriverData); + } if (!tObj->DriverData) tObj->DriverData=fxAllocTexObjData(fxMesa); - ti=fxTMGetTexInfo(tObj); - - for(i=0;i<tObj->Palette.Size;i++) { - r=tObj->Palette.Table[i*4]; - g=tObj->Palette.Table[i*4+1]; - b=tObj->Palette.Table[i*4+2]; - a=tObj->Palette.Table[i*4+3]; - ti->palette.data[i]=(a<<24)|(r<<16)|(g<<8)|b; - } - + convertPalette(ti->palette.data, &tObj->Palette); fxTexInvalidate(ctx,tObj); - } else { - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDTexPalette(global)\n"); - } - if(ctx->Texture.Palette.Format!=GL_RGBA) { -#ifndef FX_SILENT - fprintf(stderr,"fx Driver: unsupported palette format in texpalette()\n"); -#endif - return; - } - - if(ctx->Texture.Palette.Size>256) { -#ifndef FX_SILENT - fprintf(stderr,"fx Driver: unsupported palette size in texpalette()\n"); -#endif - return; - } - - for(i=0;i<ctx->Texture.Palette.Size;i++) { - r=ctx->Texture.Palette.Table[i*4]; - g=ctx->Texture.Palette.Table[i*4+1]; - b=ctx->Texture.Palette.Table[i*4+2]; - a=ctx->Texture.Palette.Table[i*4+3]; - fxMesa->glbPalette.data[i]=(a<<24)|(r<<16)|(g<<8)|b; + } + else { + /* global texture palette */ + if (MESA_VERBOSE&VERBOSE_DRIVER) { + fprintf(stderr,"fxmesa: fxDDTexPalette(global)\n"); } - + convertPalette(fxMesa->glbPalette.data, &ctx->Texture.Palette); fxMesa->new_state|=FX_NEW_TEXTURING; ctx->Driver.RenderStart = fxSetupFXUnits; } } + void fxDDTexUseGlbPalette(GLcontext *ctx, GLboolean state) { fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; diff --git a/src/mesa/main/colortab.c b/src/mesa/main/colortab.c index 98c8bde3f91..634b5c25247 100644 --- a/src/mesa/main/colortab.c +++ b/src/mesa/main/colortab.c @@ -1,4 +1,4 @@ -/* $Id: colortab.c,v 1.14 2000/04/17 15:13:53 brianp Exp $ */ +/* $Id: colortab.c,v 1.15 2000/04/17 17:57:04 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -33,6 +33,7 @@ #include "context.h" #include "image.h" #include "macros.h" +#include "mem.h" #include "mmath.h" #include "span.h" #include "teximage.h" @@ -40,6 +41,42 @@ +void +_mesa_init_colortable( struct gl_color_table *p ) +{ + p->TableType = GL_UNSIGNED_BYTE; + /* allocate a width=1 table by default */ + p->Table = CALLOC(4 * sizeof(GLubyte)); + if (p->Table) { + GLubyte *t = (GLubyte *) p->Table; + t[0] = 255; + t[1] = 255; + t[2] = 255; + t[3] = 255; + } + p->Size = 1; + p->IntFormat = GL_RGBA; + p->Format = GL_RGBA; + p->RedSize = 8; + p->GreenSize = 8; + p->BlueSize = 8; + p->AlphaSize = 8; + p->IntensitySize = 0; + p->LuminanceSize = 0; +} + + + +void +_mesa_free_colortable_data( struct gl_color_table *p ) +{ + if (p->Table) { + FREE(p->Table); + p->Table = NULL; + } +} + + /* * Examine table's format and set the component sizes accordingly. */ @@ -216,9 +253,9 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat, return; } - if (width < 1 || width > MAX_COLOR_TABLE_SIZE + if (width < 1 || width > ctx->Const.MaxColorTableSize || _mesa_bitcount(width) != 1) { - if (width > MAX_COLOR_TABLE_SIZE) + if (width > ctx->Const.MaxColorTableSize) gl_error(ctx, GL_TABLE_TOO_LARGE, "glColorTable(width)"); else gl_error(ctx, GL_INVALID_VALUE, "glColorTable(width)"); @@ -237,55 +274,71 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat, set_component_sizes(table); if (!proxy) { - _mesa_unpack_ubyte_color_span(ctx, width, table->Format, - table->Table, /* dest */ - format, type, data, - &ctx->Unpack, GL_TRUE); - + /* free old table, if any */ + if (table->Table) { + FREE(table->Table); + } if (floatTable) { + GLubyte tableUB[MAX_COLOR_TABLE_SIZE * 4]; + GLfloat *tableF; + GLuint i; + + _mesa_unpack_ubyte_color_span(ctx, width, table->Format, + tableUB, /* dest */ + format, type, data, + &ctx->Unpack, GL_TRUE); + + table->TableType = GL_FLOAT; + table->Table = MALLOC(4 * width * sizeof(GLfloat)); + if (!table->Table) { + gl_error(ctx, GL_OUT_OF_MEMORY, "glColorTable"); + return; + } + /* Apply scale and bias and convert GLubyte values to GLfloats * in [0, 1]. Store results in the tableF[]. */ - GLuint i; rScale /= 255.0; gScale /= 255.0; bScale /= 255.0; aScale /= 255.0; + tableF = (GLfloat *) table->Table; + switch (table->Format) { case GL_INTENSITY: for (i = 0; i < width; i++) { - table->TableF[i] = table->Table[i] * rScale + rBias; + tableF[i] = tableUB[i] * rScale + rBias; } break; case GL_LUMINANCE: for (i = 0; i < width; i++) { - table->TableF[i] = table->Table[i] * rScale + rBias; + tableF[i] = tableUB[i] * rScale + rBias; } break; case GL_ALPHA: for (i = 0; i < width; i++) { - table->TableF[i] = table->Table[i] * aScale + aBias; + tableF[i] = tableUB[i] * aScale + aBias; } break; case GL_LUMINANCE_ALPHA: for (i = 0; i < width; i++) { - table->TableF[i*2+0] = table->Table[i*2+0] * rScale + rBias; - table->TableF[i*2+1] = table->Table[i*2+1] * aScale + aBias; + tableF[i*2+0] = tableUB[i*2+0] * rScale + rBias; + tableF[i*2+1] = tableUB[i*2+1] * aScale + aBias; } break; case GL_RGB: for (i = 0; i < width; i++) { - table->TableF[i*3+0] = table->Table[i*3+0] * rScale + rBias; - table->TableF[i*3+1] = table->Table[i*3+1] * gScale + gBias; - table->TableF[i*3+2] = table->Table[i*3+2] * bScale + bBias; + tableF[i*3+0] = tableUB[i*3+0] * rScale + rBias; + tableF[i*3+1] = tableUB[i*3+1] * gScale + gBias; + tableF[i*3+2] = tableUB[i*3+2] * bScale + bBias; } break; case GL_RGBA: for (i = 0; i < width; i++) { - table->TableF[i*4+0] = table->Table[i*4+0] * rScale + rBias; - table->TableF[i*4+1] = table->Table[i*4+1] * gScale + gBias; - table->TableF[i*4+2] = table->Table[i*4+2] * bScale + bBias; - table->TableF[i*4+3] = table->Table[i*4+3] * aScale + aBias; + tableF[i*4+0] = tableUB[i*4+0] * rScale + rBias; + tableF[i*4+1] = tableUB[i*4+1] * gScale + gBias; + tableF[i*4+2] = tableUB[i*4+2] * bScale + bBias; + tableF[i*4+3] = tableUB[i*4+3] * aScale + aBias; } break; default: @@ -293,7 +346,20 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat, return; } } - } + else { + /* store GLubyte table */ + table->TableType = GL_UNSIGNED_BYTE; + table->Table = MALLOC(4 * width * sizeof(GLubyte)); + if (!table->Table) { + gl_error(ctx, GL_OUT_OF_MEMORY, "glColorTable"); + return; + } + _mesa_unpack_ubyte_color_span(ctx, width, table->Format, + table->Table, /* dest */ + format, type, data, + &ctx->Unpack, GL_TRUE); + } /* floatTable */ + } /* proxy */ if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) { /* texture object palette, texObj==NULL means the shared palette */ @@ -370,10 +436,22 @@ _mesa_ColorSubTable( GLenum target, GLsizei start, return; } - dest = table->Table + start * comps * sizeof(GLubyte); - _mesa_unpack_ubyte_color_span(ctx, count, table->Format, dest, - format, type, data, - &ctx->Unpack, GL_TRUE); + if (!table->Table) { + gl_error(ctx, GL_OUT_OF_MEMORY, "glColorSubTable"); + return; + } + + if (table->TableType == GL_UNSIGNED_BYTE) { + dest = (GLubyte *) table->Table + start * comps * sizeof(GLubyte); + _mesa_unpack_ubyte_color_span(ctx, count, table->Format, dest, + format, type, data, + &ctx->Unpack, GL_TRUE); + } + else { + ASSERT(table->TableType == GL_FLOAT); + /* XXX todo */ + } + if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) { /* per-texture object palette */ @@ -450,7 +528,6 @@ _mesa_GetColorTable( GLenum target, GLenum format, struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; struct gl_color_table *table = NULL; GLubyte rgba[MAX_COLOR_TABLE_SIZE][4]; - GLboolean floatTable = GL_FALSE; GLint i; ASSERT_OUTSIDE_BEGIN_END(ctx, "glGetColorTable"); @@ -470,15 +547,12 @@ _mesa_GetColorTable( GLenum target, GLenum format, break; case GL_COLOR_TABLE: table = &ctx->ColorTable; - floatTable = GL_TRUE; break; case GL_POST_CONVOLUTION_COLOR_TABLE: table = &ctx->PostConvolutionColorTable; - floatTable = GL_TRUE; break; case GL_POST_COLOR_MATRIX_COLOR_TABLE: table = &ctx->PostColorMatrixColorTable; - floatTable = GL_TRUE; break; default: gl_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)"); @@ -489,110 +563,122 @@ _mesa_GetColorTable( GLenum target, GLenum format, switch (table->Format) { case GL_ALPHA: - if (floatTable) { + if (table->TableType == GL_FLOAT) { + const GLfloat *tableF = (const GLfloat *) table->Table; for (i = 0; i < table->Size; i++) { rgba[i][RCOMP] = 0; rgba[i][GCOMP] = 0; rgba[i][BCOMP] = 0; - rgba[i][ACOMP] = (GLint) (table->TableF[i] * 255.0F); + rgba[i][ACOMP] = (GLint) (tableF[i] * 255.0F); } } else { + const GLubyte *tableUB = (const GLubyte *) table->Table; for (i = 0; i < table->Size; i++) { rgba[i][RCOMP] = 0; rgba[i][GCOMP] = 0; rgba[i][BCOMP] = 0; - rgba[i][ACOMP] = table->Table[i]; + rgba[i][ACOMP] = tableUB[i]; } } break; case GL_LUMINANCE: - if (floatTable) { + if (table->TableType == GL_FLOAT) { + const GLfloat *tableF = (const GLfloat *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = (GLint) (table->Table[i] * 255.0F); - rgba[i][GCOMP] = (GLint) (table->Table[i] * 255.0F); - rgba[i][BCOMP] = (GLint) (table->Table[i] * 255.0F); + rgba[i][RCOMP] = (GLint) (tableF[i] * 255.0F); + rgba[i][GCOMP] = (GLint) (tableF[i] * 255.0F); + rgba[i][BCOMP] = (GLint) (tableF[i] * 255.0F); rgba[i][ACOMP] = 255; } } else { + const GLubyte *tableUB = (const GLubyte *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = table->Table[i]; - rgba[i][GCOMP] = table->Table[i]; - rgba[i][BCOMP] = table->Table[i]; + rgba[i][RCOMP] = tableUB[i]; + rgba[i][GCOMP] = tableUB[i]; + rgba[i][BCOMP] = tableUB[i]; rgba[i][ACOMP] = 255; } } break; case GL_LUMINANCE_ALPHA: - if (floatTable) { + if (table->TableType == GL_FLOAT) { + const GLfloat *tableF = (const GLfloat *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = (GLint) (table->Table[i*2+0] * 255.0F); - rgba[i][GCOMP] = (GLint) (table->Table[i*2+0] * 255.0F); - rgba[i][BCOMP] = (GLint) (table->Table[i*2+0] * 255.0F); - rgba[i][ACOMP] = (GLint) (table->Table[i*2+1] * 255.0F); + rgba[i][RCOMP] = (GLint) (tableF[i*2+0] * 255.0F); + rgba[i][GCOMP] = (GLint) (tableF[i*2+0] * 255.0F); + rgba[i][BCOMP] = (GLint) (tableF[i*2+0] * 255.0F); + rgba[i][ACOMP] = (GLint) (tableF[i*2+1] * 255.0F); } } else { + const GLubyte *tableUB = (const GLubyte *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = table->Table[i*2+0]; - rgba[i][GCOMP] = table->Table[i*2+0]; - rgba[i][BCOMP] = table->Table[i*2+0]; - rgba[i][ACOMP] = table->Table[i*2+1]; + rgba[i][RCOMP] = tableUB[i*2+0]; + rgba[i][GCOMP] = tableUB[i*2+0]; + rgba[i][BCOMP] = tableUB[i*2+0]; + rgba[i][ACOMP] = tableUB[i*2+1]; } } break; case GL_INTENSITY: - if (floatTable) { + if (table->TableType == GL_FLOAT) { + const GLfloat *tableF = (const GLfloat *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = (GLint) (table->Table[i] * 255.0F); - rgba[i][GCOMP] = (GLint) (table->Table[i] * 255.0F); - rgba[i][BCOMP] = (GLint) (table->Table[i] * 255.0F); - rgba[i][ACOMP] = 255; + rgba[i][RCOMP] = (GLint) (tableF[i] * 255.0F); + rgba[i][GCOMP] = (GLint) (tableF[i] * 255.0F); + rgba[i][BCOMP] = (GLint) (tableF[i] * 255.0F); + rgba[i][ACOMP] = (GLint) (tableF[i] * 255.0F); } } else { + const GLubyte *tableUB = (const GLubyte *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = table->Table[i]; - rgba[i][GCOMP] = table->Table[i]; - rgba[i][BCOMP] = table->Table[i]; - rgba[i][ACOMP] = 255; + rgba[i][RCOMP] = tableUB[i]; + rgba[i][GCOMP] = tableUB[i]; + rgba[i][BCOMP] = tableUB[i]; + rgba[i][ACOMP] = tableUB[i]; } } break; case GL_RGB: - if (floatTable) { + if (table->TableType == GL_FLOAT) { + const GLfloat *tableF = (const GLfloat *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = (GLint) (table->Table[i*3+0] * 255.0F); - rgba[i][GCOMP] = (GLint) (table->Table[i*3+1] * 255.0F); - rgba[i][BCOMP] = (GLint) (table->Table[i*3+2] * 255.0F); + rgba[i][RCOMP] = (GLint) (tableF[i*3+0] * 255.0F); + rgba[i][GCOMP] = (GLint) (tableF[i*3+1] * 255.0F); + rgba[i][BCOMP] = (GLint) (tableF[i*3+2] * 255.0F); rgba[i][ACOMP] = 255; } } else { + const GLubyte *tableUB = (const GLubyte *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = table->Table[i*3+0]; - rgba[i][GCOMP] = table->Table[i*3+1]; - rgba[i][BCOMP] = table->Table[i*3+2]; + rgba[i][RCOMP] = tableUB[i*3+0]; + rgba[i][GCOMP] = tableUB[i*3+1]; + rgba[i][BCOMP] = tableUB[i*3+2]; rgba[i][ACOMP] = 255; } } break; case GL_RGBA: - if (floatTable) { + if (table->TableType == GL_FLOAT) { + const GLfloat *tableF = (const GLfloat *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = (GLint) (table->Table[i*4+0] * 255.0F); - rgba[i][GCOMP] = (GLint) (table->Table[i*4+1] * 255.0F); - rgba[i][BCOMP] = (GLint) (table->Table[i*4+2] * 255.0F); - rgba[i][ACOMP] = (GLint) (table->Table[i*4+3] * 255.0F); + rgba[i][RCOMP] = (GLint) (tableF[i*4+0] * 255.0F); + rgba[i][GCOMP] = (GLint) (tableF[i*4+1] * 255.0F); + rgba[i][BCOMP] = (GLint) (tableF[i*4+2] * 255.0F); + rgba[i][ACOMP] = (GLint) (tableF[i*4+3] * 255.0F); } } else { + const GLubyte *tableUB = (const GLubyte *) table->Table; for (i = 0; i < table->Size; i++) { - rgba[i][RCOMP] = table->Table[i*4+0]; - rgba[i][GCOMP] = table->Table[i*4+1]; - rgba[i][BCOMP] = table->Table[i*4+2]; - rgba[i][ACOMP] = table->Table[i*4+3]; + rgba[i][RCOMP] = tableUB[i*4+0]; + rgba[i][GCOMP] = tableUB[i*4+1]; + rgba[i][BCOMP] = tableUB[i*4+2]; + rgba[i][ACOMP] = tableUB[i*4+3]; } } break; diff --git a/src/mesa/main/colortab.h b/src/mesa/main/colortab.h index c707b978f52..9e976e0a26b 100644 --- a/src/mesa/main/colortab.h +++ b/src/mesa/main/colortab.h @@ -1,4 +1,4 @@ -/* $Id: colortab.h,v 1.6 2000/04/12 00:27:37 brianp Exp $ */ +/* $Id: colortab.h,v 1.7 2000/04/17 17:57:04 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -33,6 +33,13 @@ extern void +_mesa_init_colortable( struct gl_color_table *p ); + +extern void +_mesa_free_colortable_data( struct gl_color_table *p ); + + +extern void _mesa_ColorTable( GLenum target, GLenum internalformat, GLsizei width, GLenum format, GLenum type, const GLvoid *table ); diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 9ff18aca609..2e14e79aa62 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -1,4 +1,4 @@ -/* $Id: context.c,v 1.59 2000/04/12 00:27:37 brianp Exp $ */ +/* $Id: context.c,v 1.60 2000/04/17 17:57:04 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -32,6 +32,7 @@ #include "accum.h" #include "alphabuf.h" #include "clip.h" +#include "colortab.h" #include "context.h" #include "cva.h" #include "depth.h" @@ -778,24 +779,6 @@ static void init_2d_map( struct gl_2d_map *map, int n, const float *initial ) } -static void init_color_table( struct gl_color_table *p ) -{ - p->Table[0] = 255; - p->Table[1] = 255; - p->Table[2] = 255; - p->Table[3] = 255; - p->Size = 1; - p->IntFormat = GL_RGBA; - p->Format = GL_RGBA; - p->RedSize = 8; - p->GreenSize = 8; - p->BlueSize = 8; - p->AlphaSize = 8; - p->IntensitySize = 0; - p->LuminanceSize = 0; -} - - /* * Initialize the attribute groups in a GLcontext. */ @@ -822,6 +805,7 @@ static void init_attrib_groups( GLcontext *ctx ) ctx->Const.MaxLineWidthAA = MAX_LINE_WIDTH; ctx->Const.LineWidthGranularity = LINE_WIDTH_GRANULARITY; ctx->Const.NumAuxBuffers = NUM_AUX_BUFFERS; + ctx->Const.MaxColorTableSize = MAX_COLOR_TABLE_SIZE; /* Modelview matrix */ gl_matrix_ctr( &ctx->ModelView ); @@ -1207,7 +1191,7 @@ static void init_attrib_groups( GLcontext *ctx ) ctx->Texture.Enabled = 0; for (i=0; i<MAX_TEXTURE_UNITS; i++) init_texture_unit( ctx, i ); - init_color_table(&ctx->Texture.Palette); + _mesa_init_colortable(&ctx->Texture.Palette); /* Transformation group */ ctx->Transform.MatrixMode = GL_MODELVIEW; @@ -1325,12 +1309,12 @@ static void init_attrib_groups( GLcontext *ctx ) ctx->CurrentPos = 0; /* Color tables */ - init_color_table(&ctx->ColorTable); - init_color_table(&ctx->ProxyColorTable); - init_color_table(&ctx->PostConvolutionColorTable); - init_color_table(&ctx->ProxyPostConvolutionColorTable); - init_color_table(&ctx->PostColorMatrixColorTable); - init_color_table(&ctx->ProxyPostColorMatrixColorTable); + _mesa_init_colortable(&ctx->ColorTable); + _mesa_init_colortable(&ctx->ProxyColorTable); + _mesa_init_colortable(&ctx->PostConvolutionColorTable); + _mesa_init_colortable(&ctx->ProxyPostConvolutionColorTable); + _mesa_init_colortable(&ctx->PostColorMatrixColorTable); + _mesa_init_colortable(&ctx->ProxyPostColorMatrixColorTable); /* Miscellaneous */ ctx->NewState = NEW_ALL; @@ -1598,7 +1582,7 @@ void gl_free_context_data( GLcontext *ctx ) FREE( ctx->PB ); - if(ctx->input != ctx->VB->IM) + if (ctx->input != ctx->VB->IM) gl_immediate_free( ctx->input ); gl_vb_free( ctx->VB ); @@ -1661,6 +1645,11 @@ void gl_free_context_data( GLcontext *ctx ) if (ctx->EvalMap.Map2Texture4.Points) FREE( ctx->EvalMap.Map2Texture4.Points ); + _mesa_free_colortable_data( &ctx->ColorTable ); + _mesa_free_colortable_data( &ctx->PostConvolutionColorTable ); + _mesa_free_colortable_data( &ctx->PostColorMatrixColorTable ); + _mesa_free_colortable_data( &ctx->Texture.Palette ); + /* Free cache of immediate buffers. */ while (ctx->nr_im_queued-- > 0) { struct immediate * next = ctx->freed_im_queue->next; diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c index 07353312182..ec64446214c 100644 --- a/src/mesa/main/pixel.c +++ b/src/mesa/main/pixel.c @@ -1,4 +1,4 @@ -/* $Id: pixel.c,v 1.8 2000/04/17 15:13:53 brianp Exp $ */ +/* $Id: pixel.c,v 1.9 2000/04/17 17:57:04 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -726,40 +726,75 @@ void _mesa_lookup_rgba(const struct gl_color_table *table, GLuint n, GLfloat rgba[][4]) { + ASSERT(table->TableType == GL_FLOAT); + if (!table->Table) + return; + switch (table->Format) { case GL_INTENSITY: - { + /* replace RGBA with I */ + if (table->TableType == GL_UNSIGNED_BYTE) { const GLfloat scale = (GLfloat) (table->Size - 1); - const GLfloat *lut = table->TableF; + const GLubyte *lut = (const GLubyte *) table->Table; GLuint i; - /* replace RGBA with I */ for (i = 0; i < n; i++) { GLint j = (GLint) (rgba[i][RCOMP] * scale + 0.5F); - GLubyte c = lut[j]; + GLfloat c = lut[j] * (1.0F / 255.0F); + rgba[i][RCOMP] = rgba[i][GCOMP] = + rgba[i][BCOMP] = rgba[i][ACOMP] = c; + } + + } + else { + const GLfloat scale = (GLfloat) (table->Size - 1); + const GLfloat *lut = (const GLfloat *) table->Table; + GLuint i; + for (i = 0; i < n; i++) { + GLint j = (GLint) (rgba[i][RCOMP] * scale + 0.5F); + GLfloat c = lut[j]; rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = rgba[i][ACOMP] = c; } } break; case GL_LUMINANCE: - { + /* replace RGB with L */ + if (table->TableType == GL_UNSIGNED_BYTE) { const GLfloat scale = (GLfloat) (table->Size - 1); - const GLfloat *lut = table->TableF; + const GLubyte *lut = (const GLubyte *) table->Table; GLuint i; - /* replace RGB with L */ for (i = 0; i < n; i++) { GLint j = (GLint) (rgba[i][RCOMP] * scale + 0.5F); - GLubyte c = lut[j]; + GLfloat c = lut[j] * (1.0F / 255.0F); + rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = c; + } + } + else { + const GLfloat scale = (GLfloat) (table->Size - 1); + const GLfloat *lut = (const GLfloat *) table->Table; + GLuint i; + for (i = 0; i < n; i++) { + GLint j = (GLint) (rgba[i][RCOMP] * scale + 0.5F); + GLfloat c = lut[j]; rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = c; } } break; case GL_ALPHA: - { + /* replace A with A */ + if (table->TableType == GL_UNSIGNED_BYTE) { + const GLfloat scale = (GLfloat) (table->Size - 1); + const GLubyte *lut = (const GLubyte *) table->Table; + GLuint i; + for (i = 0; i < n; i++) { + GLint j = (GLint) (rgba[i][ACOMP] * scale + 0.5F); + rgba[i][ACOMP] = lut[j] * (1.0F / 255.0F); + } + } + else { const GLfloat scale = (GLfloat) (table->Size - 1); - const GLfloat *lut = table->TableF; + const GLfloat *lut = (const GLfloat *) table->Table; GLuint i; - /* replace A with A */ for (i = 0; i < n; i++) { GLint j = (GLint) (rgba[i][ACOMP] * scale + 0.5F); rgba[i][ACOMP] = lut[j]; @@ -767,27 +802,53 @@ _mesa_lookup_rgba(const struct gl_color_table *table, } break; case GL_LUMINANCE_ALPHA: - { + /* replace RGBA with LLLA */ + if (table->TableType == GL_UNSIGNED_BYTE) { + const GLfloat scale = (GLfloat) (table->Size - 1); + const GLubyte *lut = (const GLubyte *) table->Table; + GLuint i; + for (i = 0; i < n; i++) { + GLint jL = (GLint) (rgba[i][RCOMP] * scale + 0.5F); + GLint jA = (GLint) (rgba[i][ACOMP] * scale + 0.5F); + GLfloat luminance = lut[jL * 2 + 0] * (1.0F / 255.0F); + GLfloat alpha = lut[jA * 2 + 1] * (1.0F / 255.0F); + rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = luminance; + rgba[i][ACOMP] = alpha;; + } + } + else { const GLfloat scale = (GLfloat) (table->Size - 1); - const GLfloat *lut = table->TableF; + const GLfloat *lut = (const GLfloat *) table->Table; GLuint i; - /* replace RGBA with LLLA */ for (i = 0; i < n; i++) { GLint jL = (GLint) (rgba[i][RCOMP] * scale + 0.5F); GLint jA = (GLint) (rgba[i][ACOMP] * scale + 0.5F); - GLubyte luminance = lut[jL * 2 + 0]; - GLubyte alpha = lut[jA * 2 + 1]; + GLfloat luminance = lut[jL * 2 + 0]; + GLfloat alpha = lut[jA * 2 + 1]; rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = luminance; rgba[i][ACOMP] = alpha;; } } break; case GL_RGB: - { + /* replace RGB with RGB */ + if (table->TableType == GL_UNSIGNED_BYTE) { const GLfloat scale = (GLfloat) (table->Size - 1); - const GLfloat *lut = table->TableF; + const GLubyte *lut = (const GLubyte *) table->Table; + GLuint i; + for (i = 0; i < n; i++) { + GLint jR = (GLint) (rgba[i][RCOMP] * scale + 0.5F); + GLint jG = (GLint) (rgba[i][GCOMP] * scale + 0.5F); + GLint jB = (GLint) (rgba[i][BCOMP] * scale + 0.5F); + rgba[i][RCOMP] = lut[jR * 3 + 0] * (1.0F / 255.0F); + rgba[i][GCOMP] = lut[jG * 3 + 1] * (1.0F / 255.0F); + rgba[i][BCOMP] = lut[jB * 3 + 2] * (1.0F / 255.0F); + } + } + else { + const GLfloat scale = (GLfloat) (table->Size - 1); + const GLfloat *lut = (const GLfloat *) table->Table; GLuint i; - /* replace RGB with RGB */ for (i = 0; i < n; i++) { GLint jR = (GLint) (rgba[i][RCOMP] * scale + 0.5F); GLint jG = (GLint) (rgba[i][GCOMP] * scale + 0.5F); @@ -799,11 +860,26 @@ _mesa_lookup_rgba(const struct gl_color_table *table, } break; case GL_RGBA: - { + /* replace RGBA with RGBA */ + if (table->TableType == GL_UNSIGNED_BYTE) { + const GLfloat scale = (GLfloat) (table->Size - 1); + const GLubyte *lut = (const GLubyte *) table->Table; + GLuint i; + for (i = 0; i < n; i++) { + GLint jR = (GLint) (rgba[i][RCOMP] * scale + 0.5F); + GLint jG = (GLint) (rgba[i][GCOMP] * scale + 0.5F); + GLint jB = (GLint) (rgba[i][BCOMP] * scale + 0.5F); + GLint jA = (GLint) (rgba[i][ACOMP] * scale + 0.5F); + rgba[i][RCOMP] = lut[jR * 4 + 0] * (1.0F / 255.0F); + rgba[i][GCOMP] = lut[jG * 4 + 1] * (1.0F / 255.0F); + rgba[i][BCOMP] = lut[jB * 4 + 2] * (1.0F / 255.0F); + rgba[i][ACOMP] = lut[jA * 4 + 3] * (1.0F / 255.0F); + } + } + else { const GLfloat scale = (GLfloat) (table->Size - 1); - const GLfloat *lut = table->TableF; + const GLfloat *lut = (const GLfloat *) table->Table; GLuint i; - /* replace RGBA with RGBA */ for (i = 0; i < n; i++) { GLint jR = (GLint) (rgba[i][RCOMP] * scale + 0.5F); GLint jG = (GLint) (rgba[i][GCOMP] * scale + 0.5F); diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c index bafac922aae..330943b5794 100644 --- a/src/mesa/main/texobj.c +++ b/src/mesa/main/texobj.c @@ -28,6 +28,7 @@ #include "all.h" #else #include "glheader.h" +#include "colortab.h" #include "context.h" #include "enums.h" #include "hash.h" @@ -73,13 +74,7 @@ gl_alloc_texture_object( struct gl_shared_state *shared, GLuint name, obj->BaseLevel = 0; obj->MaxLevel = 1000; obj->MinMagThresh = 0.0F; - obj->Palette.Table[0] = 255; - obj->Palette.Table[1] = 255; - obj->Palette.Table[2] = 255; - obj->Palette.Table[3] = 255; - obj->Palette.Size = 1; - obj->Palette.IntFormat = GL_RGBA; - obj->Palette.Format = GL_RGBA; + _mesa_init_colortable(&obj->Palette); /* insert into linked list */ if (shared) { @@ -143,7 +138,9 @@ void gl_free_texture_object( struct gl_shared_state *shared, _mesa_HashRemove(shared->TexObjects, t->Name); } - /* free texture image */ + _mesa_free_colortable_data(&t->Palette); + + /* free texture images */ { GLuint i; for (i=0;i<MAX_TEXTURE_LEVELS;i++) { |