From 691f58930b84f5baa566052a270dc2df05806a81 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 24 Apr 2001 03:02:23 +0000 Subject: [PATCH] texture image code updates (not finished) --- src/mesa/drivers/glide/fxdd.c | 1 + src/mesa/drivers/glide/fxddtex.c | 333 +++++++++++++------------------ src/mesa/drivers/glide/fxdrv.h | 4 + 3 files changed, 143 insertions(+), 195 deletions(-) diff --git a/src/mesa/drivers/glide/fxdd.c b/src/mesa/drivers/glide/fxdd.c index d18c34a32af..658fc88e097 100644 --- a/src/mesa/drivers/glide/fxdd.c +++ b/src/mesa/drivers/glide/fxdd.c @@ -1073,6 +1073,7 @@ fxSetupDDPointers(GLcontext * ctx) ctx->Driver.ResizeBuffersMESA = _swrast_alloc_buffers; ctx->Driver.Finish = fxDDFinish; ctx->Driver.Flush = NULL; + ctx->Driver.ChooseTextureFormat = fxDDChooseTextureFormat; ctx->Driver.TexImage1D = _mesa_store_teximage1d; ctx->Driver.TexImage2D = fxDDTexImage2D; ctx->Driver.TexImage3D = _mesa_store_teximage3d; diff --git a/src/mesa/drivers/glide/fxddtex.c b/src/mesa/drivers/glide/fxddtex.c index 23bc9e41f8d..166278d51d9 100644 --- a/src/mesa/drivers/glide/fxddtex.c +++ b/src/mesa/drivers/glide/fxddtex.c @@ -1025,110 +1025,30 @@ PrintTexture(int w, int h, int c, const GLubyte * data) } -static const struct gl_texture_format * -choose_format(GLenum format, GLenum type) +const struct gl_texture_format * +fxDDChooseTextureFormat( GLcontext *ctx, GLint internalFormat, + GLenum srcFormat, GLenum srcType ) { - if (type == CHAN_TYPE) { - switch (format) { - case GL_ALPHA: - return &_mesa_texformat_alpha; - case GL_LUMINANCE: - return &_mesa_texformat_luminance; - case GL_LUMINANCE_ALPHA: - return &_mesa_texformat_luminance_alpha; - case GL_INTENSITY: - return &_mesa_texformat_intensity; - case GL_RGB: - return &_mesa_texformat_rgb; - case GL_RGBA: - return &_mesa_texformat_rgba; - case GL_COLOR_INDEX: - return &_mesa_texformat_color_index; - default: - _mesa_problem(NULL, "Unexpected CHAN format in choose_format\n"); - return NULL; - } - } - else if (format == GL_DEPTH_COMPONENT && type == GL_FLOAT) { - return &_mesa_texformat_depth_component; - } - else { - _mesa_problem(NULL, "Unexpected format/type in choose_format\n"); - return NULL; - } -} - - -void -fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, - GLint internalFormat, GLint width, GLint height, GLint border, - GLenum format, GLenum type, const GLvoid * pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage) -{ - fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; - GrTextureFormat_t gldformat; - tfxTexInfo *ti; - tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage); - const struct gl_texture_format *mesaTexFormat; - GLint texelSize; - GLboolean success; - - if (!fxIsTexSupported(target, internalFormat, texImage)) { - _mesa_problem(NULL, "fx Driver: unsupported texture in fxDDTexImg()\n"); - return; - } - - if (!texObj->DriverData) - texObj->DriverData = fxAllocTexObjData(fxMesa); - ti = fxTMGetTexInfo(texObj); - - if (!mml) { - texImage->DriverData = MALLOC(sizeof(tfxMipMapLevel)); - mml = FX_MIPMAP_DATA(texImage); - } - - fxTexGetFormat(internalFormat, &gldformat, NULL); - - fxTexGetInfo(width, height, NULL, NULL, NULL, NULL, - NULL, NULL, &mml->wScale, &mml->hScale); - - mml->width = width * mml->wScale; - mml->height = height * mml->hScale; - switch (internalFormat) { case GL_INTENSITY: case GL_INTENSITY4: case GL_INTENSITY8: case GL_INTENSITY12: case GL_INTENSITY16: - texImage->Format = GL_INTENSITY; - texImage->FetchTexel = fetch_intensity8; - texelSize = 1; - mesaTexFormat = &_mesa_texformat_i8; - break; + return &_mesa_texformat_i8; case 1: case GL_LUMINANCE: case GL_LUMINANCE4: case GL_LUMINANCE8: case GL_LUMINANCE12: case GL_LUMINANCE16: - texImage->Format = GL_LUMINANCE; - texImage->FetchTexel = fetch_luminance8; - texelSize = 1; - mesaTexFormat = &_mesa_texformat_l8; - break; + return &_mesa_texformat_l8; case GL_ALPHA: case GL_ALPHA4: case GL_ALPHA8: case GL_ALPHA12: case GL_ALPHA16: - texImage->Format = GL_ALPHA; - texImage->FetchTexel = fetch_alpha8; - texelSize = 1; - mesaTexFormat = &_mesa_texformat_a8; - break; + return &_mesa_texformat_a8; case GL_COLOR_INDEX: case GL_COLOR_INDEX1_EXT: case GL_COLOR_INDEX2_EXT: @@ -1136,11 +1056,7 @@ fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, case GL_COLOR_INDEX8_EXT: case GL_COLOR_INDEX12_EXT: case GL_COLOR_INDEX16_EXT: - texImage->Format = GL_COLOR_INDEX; - texImage->FetchTexel = fetch_index8; - texelSize = 1; - mesaTexFormat = &_mesa_texformat_ci8; - break; + return &_mesa_texformat_ci8; case 2: case GL_LUMINANCE_ALPHA: case GL_LUMINANCE4_ALPHA4: @@ -1149,11 +1065,7 @@ fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, case GL_LUMINANCE12_ALPHA4: case GL_LUMINANCE12_ALPHA12: case GL_LUMINANCE16_ALPHA16: - texImage->Format = GL_LUMINANCE_ALPHA; - texImage->FetchTexel = fetch_luminance8_alpha8; - texelSize = 2; - mesaTexFormat = &_mesa_texformat_al88; - break; + return &_mesa_texformat_al88; case 3: case GL_RGB: case GL_R3_G3_B2: @@ -1163,11 +1075,7 @@ fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, case GL_RGB10: case GL_RGB12: case GL_RGB16: - texImage->Format = GL_RGB; - texImage->FetchTexel = fetch_r5g6b5; - texelSize = 2; - mesaTexFormat = &_mesa_texformat_rgb565; - break; + return &_mesa_texformat_rgb565; case 4: case GL_RGBA: case GL_RGBA2: @@ -1176,113 +1084,143 @@ fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, case GL_RGB10_A2: case GL_RGBA12: case GL_RGBA16: - texImage->Format = GL_RGBA; - texImage->FetchTexel = fetch_r4g4b4a4; - texelSize = 2; - mesaTexFormat = &_mesa_texformat_argb4444; - break; + return &_mesa_texformat_argb4444; case GL_RGB5_A1: - texImage->Format = GL_RGBA; - texImage->FetchTexel = fetch_r5g5b5a1; - texelSize = 2; - mesaTexFormat = &_mesa_texformat_argb1555; - break; + return &_mesa_texformat_argb1555; default: - _mesa_problem(NULL, "tdfx driver: texbuildimagemap() bad format"); - return; + _mesa_problem(NULL, "unexpected format in fxDDChooseTextureFormat"); + return NULL; } +} + - texImage->TexFormat = mesaTexFormat; +static GrTextureFormat_t +fxGlideFormat(GLint mesaFormat) +{ + switch (mesaFormat) { + case MESA_FORMAT_I8: + return GR_TEXFMT_ALPHA_8; + case MESA_FORMAT_A8: + return GR_TEXFMT_ALPHA_8; + case MESA_FORMAT_L8: + return GR_TEXFMT_INTENSITY_8; + case MESA_FORMAT_CI8: + return GR_TEXFMT_P_8; + case MESA_FORMAT_AL88: + return GR_TEXFMT_ALPHA_INTENSITY_88; + case MESA_FORMAT_RGB565: + return GR_TEXFMT_RGB_565; + case MESA_FORMAT_ARGB4444: + return GR_TEXFMT_ARGB_4444; + case MESA_FORMAT_ARGB1555: + return GR_TEXFMT_ARGB_1555; + default: + _mesa_problem(NULL, "Unexpected format in fxGlideFormat"); + return 0; + } +} + + +static FetchTexelFunc +fxFetchFunction(GLint mesaFormat) +{ + switch (mesaFormat) { + case MESA_FORMAT_I8: + return fetch_intensity8; + case MESA_FORMAT_A8: + return fetch_alpha8; + case MESA_FORMAT_L8: + return fetch_luminance8; + case MESA_FORMAT_CI8: + return fetch_index8; + case MESA_FORMAT_AL88: + return fetch_luminance8_alpha8; + case MESA_FORMAT_RGB565: + return fetch_r5g6b5; + case MESA_FORMAT_ARGB4444: + return fetch_r4g4b4a4; + case MESA_FORMAT_ARGB1555: + return fetch_r5g5b5a1; + default: + _mesa_problem(NULL, "Unexpected format in fxGlideFormat"); + return NULL; + } +} + +void +fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, + GLint internalFormat, GLint width, GLint height, GLint border, + GLenum format, GLenum type, const GLvoid * pixels, + const struct gl_pixelstore_attrib *packing, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; + GrTextureFormat_t gldformat; + tfxTexInfo *ti; + tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage); + GLint texelBytes; - /* allocate storage for texture image */ - texImage->Data = MALLOC(mml->width * mml->height * texelSize); - if (!texImage->Data) + if (!fxIsTexSupported(target, internalFormat, texImage)) { + _mesa_problem(NULL, "fx Driver: unsupported texture in fxDDTexImg()\n"); return; + } - mml->glideFormat = gldformat; - fxTexInvalidate(ctx, texObj); + if (!texObj->DriverData) + texObj->DriverData = fxAllocTexObjData(fxMesa); + ti = fxTMGetTexInfo(texObj); - /* store the texture image */ - if (ctx->_ImageTransferState || - mml->width != width || - mml->height != height) { - /* Need to image transfer ops or image rescale */ - success = GL_FALSE; + if (!mml) { + texImage->DriverData = MALLOC(sizeof(tfxMipMapLevel)); + mml = FX_MIPMAP_DATA(texImage); } - else { - success = _mesa_convert_texsubimage2d(mesaTexFormat->MesaFormat, - 0, 0, /* xoffset, yoffset */ - mml->width, mml->height, - mml->width, /* destImageWidth */ - format, type, /* user fmt/type */ - packing, /* user packing params */ - pixels, texImage->Data); + + fxTexGetFormat(internalFormat, &gldformat, NULL); + + fxTexGetInfo(width, height, NULL, NULL, NULL, NULL, + NULL, NULL, &mml->wScale, &mml->hScale); + + mml->width = width * mml->wScale; + mml->height = height * mml->hScale; + + if (mml->wScale != 1 || mml->hScale != 1) { + /* rescale image to overcome 1:8 aspect limitation */ + + /* XXX TO-DO! */ } - if (!success) { - /* First attempt at texture conversion failed. We may need to - * do fancy pixel transfer ops or convert from an obscure texture - * format. - */ - GLenum simpleFormat = _mesa_base_tex_format(ctx, internalFormat); - GLint comps = _mesa_components_in_format(simpleFormat); - GLubyte *tempImage; - tempImage = MALLOC(width * height * comps * sizeof(GLubyte)); + /*** This code basically comes from _mesa_store_teximage2d() ***/ - /* Apply pixel transfer ops and convert image format to something - * simple (format = simpleFormat, type = CHAN_TYPE). - */ -#if 000 - /** XXX THIS HAS TO BE REWRITTEN! **/ - _mesa_transfer_teximage(ctx, 2, /* dimensions */ - simpleFormat, /* base int format */ - simpleFormat, /* dest format */ - tempImage, /* dest addr */ - width, height, 1, /* src size */ - 0, 0, 0, /* dst offsets */ - width * comps, /* dstRowStride */ - 0, /* dstImageStride */ - format, type, pixels, packing /* src info */ ); -#endif - if (mml->width != width || mml->height != height) { - /* Upscale image to accomodate Glide's image aspect limitations. */ - const struct gl_texture_format *texFormat - = choose_format(simpleFormat, CHAN_TYPE); - GLvoid *rescaledImage = MALLOC(mml->width * mml->height - * texFormat->TexelBytes); - if (!rescaledImage) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D"); - return; - } - _mesa_rescale_teximage2d(texFormat, - width, height, mml->width, mml->height, - tempImage, rescaledImage); - success = _mesa_convert_texsubimage2d(mesaTexFormat->MesaFormat, - 0, 0, /* xoffset, yoffset */ - mml->width, mml->height, - mml->width, /* destImageWidth */ - simpleFormat, /* source format */ - CHAN_TYPE, /* source type */ - &_mesa_native_packing, - rescaledImage, texImage->Data); - FREE(rescaledImage); - } - else { - success = _mesa_convert_texsubimage2d(mesaTexFormat->MesaFormat, - 0, 0, /* xoffset, yoffset */ - mml->width, mml->height, - mml->width, /* destImageWidth */ - simpleFormat, /* source format */ - CHAN_TYPE, /* source type */ - &_mesa_native_packing, - tempImage, texImage->Data); - } - /* the conversion had better of worked! */ - assert(success); - FREE(tempImage); + /* choose the texture format */ + assert(ctx->Driver.ChooseTextureFormat); + texImage->TexFormat = (*ctx->Driver.ChooseTextureFormat)(ctx, + internalFormat, format, type); + assert(texImage->TexFormat); + + texelBytes = texImage->TexFormat->TexelBytes; + + /* allocate memory */ + texImage->Data = MALLOC(mml->width * mml->height * texelBytes); + if (!texImage->Data) { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D"); + return; } + /* unpack image, apply transfer ops and store in texImage->Data */ + _mesa_transfer_teximage(ctx, 2, _mesa_base_tex_format(ctx, internalFormat), + texImage->TexFormat, texImage->Data, + width, height, 1, 0, 0, 0, + texImage->Width * texelBytes, + 0, /* dstImageStride */ + format, type, pixels, packing); + + + mml->glideFormat = fxGlideFormat(texImage->TexFormat->MesaFormat); + texImage->FetchTexel = fxFetchFunction(texImage->TexFormat->MesaFormat); + + fxTexInvalidate(ctx, texObj); + if (ti->validated && ti->isInTM) { /*printf("reloadmipmaplevels\n"); */ fxTMReloadMipMapLevel(fxMesa, texObj, level); @@ -1306,7 +1244,6 @@ fxDDTexSubImage2D(GLcontext * ctx, GLenum target, GLint level, fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; tfxTexInfo *ti; tfxMipMapLevel *mml; - GLboolean success; if (!texObj->DriverData) { _mesa_problem(ctx, "problem in fxDDTexSubImage2D"); @@ -1321,7 +1258,11 @@ fxDDTexSubImage2D(GLcontext * ctx, GLenum target, GLint level, assert(texImage->Data); /* must have an existing texture image! */ assert(texImage->Format); - /* XXX check for image rescale */ +#if 000 + /* XXX redo all of this */ + + + /* check for image rescale */ if (ctx->_ImageTransferState || texImage->Width != mml->width || texImage->Height != mml->height) { @@ -1405,6 +1346,8 @@ fxDDTexSubImage2D(GLcontext * ctx, GLenum target, GLint level, assert(success); FREE(tempImage); } +#endif + if (ti->validated && ti->isInTM) fxTMReloadMipMapLevel(fxMesa, texObj, level); diff --git a/src/mesa/drivers/glide/fxdrv.h b/src/mesa/drivers/glide/fxdrv.h index 1349d5079c9..0a9944ea88a 100644 --- a/src/mesa/drivers/glide/fxdrv.h +++ b/src/mesa/drivers/glide/fxdrv.h @@ -562,6 +562,10 @@ extern void fxUpdateDDSpanPointers(GLcontext *); extern void fxSetupDDSpanPointers(GLcontext *); extern void fxPrintTextureData(tfxTexInfo * ti); + +extern const struct gl_texture_format * +fxDDChooseTextureFormat( GLcontext *ctx, GLint internalFormat, + GLenum srcFormat, GLenum srcType ); extern void fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level, GLint internalFormat, GLint width, GLint height, GLint border, GLenum format, GLenum type, -- 2.30.2