diff options
author | Brian Paul <[email protected]> | 2009-01-27 11:07:21 -0700 |
---|---|---|
committer | Brian Paul <[email protected]> | 2009-01-27 11:07:21 -0700 |
commit | 318e53a4bf27499935c874f475af111ffaa71fdd (patch) | |
tree | a507655d6684e0ccfb7374931076490e0fdcd04d | |
parent | 38768dbc76f4963587a90823f73a1a2d981f63e6 (diff) |
mesa: refactor glTexParameter code
-rw-r--r-- | src/mesa/main/texparam.c | 827 |
1 files changed, 480 insertions, 347 deletions
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c index a9e752a6371..2322d849757 100644 --- a/src/mesa/main/texparam.c +++ b/src/mesa/main/texparam.c @@ -1,8 +1,9 @@ /* * Mesa 3-D graphics library - * Version: 7.1 + * Version: 7.5 * * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -72,404 +73,536 @@ validate_texture_wrap_mode(GLcontext * ctx, GLenum target, GLenum wrap) } -void GLAPIENTRY -_mesa_TexParameterf( GLenum target, GLenum pname, GLfloat param ) -{ - _mesa_TexParameterfv(target, pname, ¶m); -} - - -void GLAPIENTRY -_mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) +/** + * Get current texture object for given target. + * Return NULL if any error. + */ +static struct gl_texture_object * +get_texobj(GLcontext *ctx, GLenum target) { - const GLenum eparam = (GLenum) (GLint) params[0]; struct gl_texture_unit *texUnit; - struct gl_texture_object *texObj; - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - - if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE)) - _mesa_debug(ctx, "glTexParameter %s %s %.1f(%s)...\n", - _mesa_lookup_enum_by_nr(target), - _mesa_lookup_enum_by_nr(pname), - *params, - _mesa_lookup_enum_by_nr(eparam)); if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) { - _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameterfv(current unit)"); - return; + _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(current unit)"); + return NULL; } texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; switch (target) { - case GL_TEXTURE_1D: - texObj = texUnit->Current1D; - break; - case GL_TEXTURE_2D: - texObj = texUnit->Current2D; - break; - case GL_TEXTURE_3D: - texObj = texUnit->Current3D; - break; - case GL_TEXTURE_CUBE_MAP: - if (!ctx->Extensions.ARB_texture_cube_map) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" ); - return; - } - texObj = texUnit->CurrentCubeMap; - break; - case GL_TEXTURE_RECTANGLE_NV: - if (!ctx->Extensions.NV_texture_rectangle) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" ); - return; - } - texObj = texUnit->CurrentRect; - break; - case GL_TEXTURE_1D_ARRAY_EXT: - if (!ctx->Extensions.MESA_texture_array) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" ); - return; - } - texObj = texUnit->Current1DArray; - break; - case GL_TEXTURE_2D_ARRAY_EXT: - if (!ctx->Extensions.MESA_texture_array) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" ); - return; - } - texObj = texUnit->Current2DArray; - break; - default: - _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" ); - return; + case GL_TEXTURE_1D: + return texUnit->Current1D; + case GL_TEXTURE_2D: + return texUnit->Current2D; + case GL_TEXTURE_3D: + return texUnit->Current3D; + case GL_TEXTURE_CUBE_MAP: + if (ctx->Extensions.ARB_texture_cube_map) { + return texUnit->CurrentCubeMap; + } + break; + case GL_TEXTURE_RECTANGLE_NV: + if (ctx->Extensions.NV_texture_rectangle) { + return texUnit->CurrentRect; + } + break; + case GL_TEXTURE_1D_ARRAY_EXT: + if (ctx->Extensions.MESA_texture_array) { + return texUnit->Current1DArray; + } + break; + case GL_TEXTURE_2D_ARRAY_EXT: + if (ctx->Extensions.MESA_texture_array) { + return texUnit->Current2DArray; + } + break; + default: + ; } + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(target)"); + return NULL; +} + + +/** Set an integer-valued texture parameter */ +static void +set_tex_parameteri(GLcontext *ctx, + struct gl_texture_object *texObj, + GLenum pname, const GLint *params) +{ switch (pname) { - case GL_TEXTURE_MIN_FILTER: - /* A small optimization */ - if (texObj->MinFilter == eparam) - return; - if (eparam==GL_NEAREST || eparam==GL_LINEAR) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->MinFilter = eparam; - } - else if ((eparam==GL_NEAREST_MIPMAP_NEAREST || - eparam==GL_LINEAR_MIPMAP_NEAREST || - eparam==GL_NEAREST_MIPMAP_LINEAR || - eparam==GL_LINEAR_MIPMAP_LINEAR) && - texObj->Target != GL_TEXTURE_RECTANGLE_NV) { + case GL_TEXTURE_MIN_FILTER: + if (texObj->MinFilter == params[0]) + return; + switch (params[0]) { + case GL_NEAREST: + case GL_LINEAR: + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->MinFilter = params[0]; + return; + case GL_NEAREST_MIPMAP_NEAREST: + case GL_LINEAR_MIPMAP_NEAREST: + case GL_NEAREST_MIPMAP_LINEAR: + case GL_LINEAR_MIPMAP_LINEAR: + if (texObj->Target != GL_TEXTURE_RECTANGLE_NV) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->MinFilter = eparam; - } - else { - _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + texObj->MinFilter = params[0]; return; } - break; - case GL_TEXTURE_MAG_FILTER: - /* A small optimization */ - if (texObj->MagFilter == eparam) - return; + /* fall-through */ + default: + _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + } + return; - if (eparam==GL_NEAREST || eparam==GL_LINEAR) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->MagFilter = eparam; - } - else { - _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); - return; - } - break; - case GL_TEXTURE_WRAP_S: - if (texObj->WrapS == eparam) - return; - if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->WrapS = eparam; - } - else { - return; - } - break; - case GL_TEXTURE_WRAP_T: - if (texObj->WrapT == eparam) - return; - if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->WrapT = eparam; - } - else { - return; - } - break; - case GL_TEXTURE_WRAP_R: - if (texObj->WrapR == eparam) - return; - if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->WrapR = eparam; - } - else { - return; - } - break; - case GL_TEXTURE_BORDER_COLOR: + case GL_TEXTURE_MAG_FILTER: + if (texObj->MagFilter == params[0]) + return; + switch (params[0]) { + case GL_NEAREST: + case GL_LINEAR: FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->BorderColor[RCOMP] = params[0]; - texObj->BorderColor[GCOMP] = params[1]; - texObj->BorderColor[BCOMP] = params[2]; - texObj->BorderColor[ACOMP] = params[3]; - UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[RCOMP], params[0]); - UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[GCOMP], params[1]); - UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[BCOMP], params[2]); - UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[ACOMP], params[3]); - break; - case GL_TEXTURE_MIN_LOD: - if (texObj->MinLod == params[0]) - return; + texObj->MagFilter = params[0]; + return; + default: + _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + } + return; + + case GL_TEXTURE_WRAP_S: + if (texObj->WrapS == params[0]) + return; + if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->MinLod = params[0]; - break; - case GL_TEXTURE_MAX_LOD: - if (texObj->MaxLod == params[0]) - return; + texObj->WrapS = params[0]; + } + return; + + case GL_TEXTURE_WRAP_T: + if (texObj->WrapT == params[0]) + return; + if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->MaxLod = params[0]; - break; - case GL_TEXTURE_BASE_LEVEL: - if (params[0] < 0.0) { - _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)"); - return; - } - if (target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0.0) { - _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)"); - return; - } + texObj->WrapT = params[0]; + } + return; + + case GL_TEXTURE_WRAP_R: + if (texObj->WrapR == params[0]) + return; + if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->BaseLevel = (GLint) params[0]; - break; - case GL_TEXTURE_MAX_LEVEL: - if (params[0] < 0.0) { - _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)"); - return; - } - if (target == GL_TEXTURE_RECTANGLE_ARB) { - _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)"); - return; - } + texObj->WrapR = params[0]; + } + return; + + case GL_TEXTURE_BASE_LEVEL: + if (texObj->BaseLevel == params[0]) + return; + if (params[0] < 0 || + (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) { + _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)"); + return; + } + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->BaseLevel = params[0]; + return; + + case GL_TEXTURE_MAX_LEVEL: + if (texObj->MaxLevel == params[0]) + return; + if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)"); + return; + } + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->MaxLevel = params[0]; + return; + + case GL_TEXTURE_COMPARE_SGIX: + if (ctx->Extensions.SGIX_shadow) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->MaxLevel = (GLint) params[0]; - break; - case GL_TEXTURE_PRIORITY: + texObj->CompareFlag = params[0] ? GL_TRUE : GL_FALSE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_TEXTURE_COMPARE_SGIX)"); + } + return; + + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + if (ctx->Extensions.SGIX_shadow && + (params[0] == GL_TEXTURE_LEQUAL_R_SGIX || + params[0] == GL_TEXTURE_GEQUAL_R_SGIX)) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->Priority = CLAMP( params[0], 0.0F, 1.0F ); - break; - case GL_TEXTURE_MAX_ANISOTROPY_EXT: - if (ctx->Extensions.EXT_texture_filter_anisotropic) { - if (params[0] < 1.0) { - _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); - return; - } - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - /* clamp to max, that's what NVIDIA does */ - texObj->MaxAnisotropy = MIN2(params[0], - ctx->Const.MaxTextureMaxAnisotropy); - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)"); - return; - } - break; - case GL_TEXTURE_COMPARE_SGIX: - if (ctx->Extensions.SGIX_shadow) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->CompareFlag = params[0] ? GL_TRUE : GL_FALSE; - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_TEXTURE_COMPARE_SGIX)"); - return; - } - break; - case GL_TEXTURE_COMPARE_OPERATOR_SGIX: - if (ctx->Extensions.SGIX_shadow) { - GLenum op = (GLenum) params[0]; - if (op == GL_TEXTURE_LEQUAL_R_SGIX || - op == GL_TEXTURE_GEQUAL_R_SGIX) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->CompareOperator = op; - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param)"); - } - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_TEXTURE_COMPARE_OPERATOR_SGIX)"); - return; - } - break; - case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ - if (ctx->Extensions.SGIX_shadow_ambient) { + texObj->CompareOperator = params[0]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_TEXTURE_COMPARE_OPERATOR_SGIX)"); + } + return; + + case GL_GENERATE_MIPMAP_SGIS: + if (ctx->Extensions.SGIS_generate_mipmap) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_GENERATE_MIPMAP_SGIS)"); + } + return; + + case GL_TEXTURE_COMPARE_MODE_ARB: + if (ctx->Extensions.ARB_shadow && + (params[0] == GL_NONE || + params[0] == GL_COMPARE_R_TO_TEXTURE_ARB)) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->CompareMode = params[0]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_TEXTURE_COMPARE_MODE_ARB)"); + } + return; + + case GL_TEXTURE_COMPARE_FUNC_ARB: + if (ctx->Extensions.ARB_shadow) { + switch (params[0]) { + case GL_LEQUAL: + case GL_GEQUAL: FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->ShadowAmbient = CLAMP(params[0], 0.0F, 1.0F); - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_SHADOW_AMBIENT_SGIX)"); + texObj->CompareFunc = params[0]; return; - } - break; - case GL_GENERATE_MIPMAP_SGIS: - if (ctx->Extensions.SGIS_generate_mipmap) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE; - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_GENERATE_MIPMAP_SGIS)"); - return; - } - break; - case GL_TEXTURE_COMPARE_MODE_ARB: - if (ctx->Extensions.ARB_shadow) { - const GLenum mode = (GLenum) params[0]; - if (mode == GL_NONE || mode == GL_COMPARE_R_TO_TEXTURE_ARB) { + case GL_EQUAL: + case GL_NOTEQUAL: + case GL_LESS: + case GL_GREATER: + case GL_ALWAYS: + case GL_NEVER: + if (ctx->Extensions.EXT_shadow_funcs) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->CompareMode = mode; - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(bad GL_TEXTURE_COMPARE_MODE_ARB: 0x%x)", mode); + texObj->CompareFunc = params[0]; return; } - } - else { + /* fall-through */ + default: _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_TEXTURE_COMPARE_MODE_ARB)"); - return; + "glTexParameter(GL_TEXTURE_COMPARE_FUNC_ARB)"); } - break; - case GL_TEXTURE_COMPARE_FUNC_ARB: - if (ctx->Extensions.ARB_shadow) { - const GLenum func = (GLenum) params[0]; - if (func == GL_LEQUAL || func == GL_GEQUAL) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->CompareFunc = func; - } - else if (ctx->Extensions.EXT_shadow_funcs && - (func == GL_EQUAL || - func == GL_NOTEQUAL || - func == GL_LESS || - func == GL_GREATER || - func == GL_ALWAYS || - func == GL_NEVER)) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->CompareFunc = func; - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(bad GL_TEXTURE_COMPARE_FUNC_ARB)"); - return; - } - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_TEXTURE_COMPARE_FUNC_ARB)"); - return; - } - break; - case GL_DEPTH_TEXTURE_MODE_ARB: - if (ctx->Extensions.ARB_depth_texture) { - const GLenum result = (GLenum) params[0]; - if (result == GL_LUMINANCE || result == GL_INTENSITY - || result == GL_ALPHA) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->DepthMode = result; - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(bad GL_DEPTH_TEXTURE_MODE_ARB)"); - return; - } - } - else { - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=GL_DEPTH_TEXTURE_MODE_ARB)"); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param)"); + } + return; + + case GL_DEPTH_TEXTURE_MODE_ARB: + if (ctx->Extensions.ARB_depth_texture && + (params[0] == GL_LUMINANCE || + params[0] == GL_INTENSITY || + params[0] == GL_ALPHA)) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->DepthMode = params[0]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_DEPTH_TEXTURE_MODE_ARB)"); + } + return; + +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + texObj->CropRect[0] = params[0]; + texObj->CropRect[1] = params[1]; + texObj->CropRect[2] = params[2]; + texObj->CropRect[3] = params[3]; + break; +#endif + + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname); + } +} + + +/** Set a float-valued texture parameter */ +static void +set_tex_parameterf(GLcontext *ctx, + struct gl_texture_object *texObj, + GLenum pname, const GLfloat *params) +{ + switch (pname) { + case GL_TEXTURE_MIN_LOD: + if (texObj->MinLod == params[0]) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->MinLod = params[0]; + return; + + case GL_TEXTURE_MAX_LOD: + if (texObj->MaxLod == params[0]) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->MaxLod = params[0]; + return; + + case GL_TEXTURE_PRIORITY: + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->Priority = CLAMP(params[0], 0.0F, 1.0F); + return; + + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + if (ctx->Extensions.EXT_texture_filter_anisotropic) { + if (params[0] < 1.0) { + _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); return; } - break; - case GL_TEXTURE_LOD_BIAS: - /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias*/ - if (ctx->Extensions.EXT_texture_lod_bias) { - if (texObj->LodBias != params[0]) { - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texObj->LodBias = params[0]; - } + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + /* clamp to max, that's what NVIDIA does */ + texObj->MaxAnisotropy = MIN2(params[0], + ctx->Const.MaxTextureMaxAnisotropy); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)"); + } + return; + + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + if (ctx->Extensions.SGIX_shadow_ambient) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->ShadowAmbient = CLAMP(params[0], 0.0F, 1.0F); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_SHADOW_AMBIENT_SGIX)"); + } + return; + + case GL_TEXTURE_LOD_BIAS: + /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */ + if (ctx->Extensions.EXT_texture_lod_bias) { + if (texObj->LodBias != params[0]) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->LodBias = params[0]; } - break; + } + break; + + case GL_TEXTURE_BORDER_COLOR: + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->BorderColor[RCOMP] = params[0]; + texObj->BorderColor[GCOMP] = params[1]; + texObj->BorderColor[BCOMP] = params[2]; + texObj->BorderColor[ACOMP] = params[3]; + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[RCOMP], params[0]); + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[GCOMP], params[1]); + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[BCOMP], params[2]); + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[ACOMP], params[3]); + return; + + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname); + } +} + + +void GLAPIENTRY +_mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param) +{ + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_MIN_FILTER: + case GL_TEXTURE_MAG_FILTER: + case GL_TEXTURE_WRAP_S: + case GL_TEXTURE_WRAP_T: + case GL_TEXTURE_WRAP_R: + case GL_TEXTURE_BASE_LEVEL: + case GL_TEXTURE_MAX_LEVEL: + case GL_TEXTURE_COMPARE_SGIX: + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + case GL_GENERATE_MIPMAP_SGIS: + case GL_TEXTURE_COMPARE_MODE_ARB: + case GL_TEXTURE_COMPARE_FUNC_ARB: + case GL_DEPTH_TEXTURE_MODE_ARB: + { + /* convert float param to int */ + GLint p = (GLint) param; + set_tex_parameteri(ctx, texObj, pname, &p); + } + return; + default: + /* this will generate an error if pname is illegal */ + set_tex_parameterf(ctx, texObj, pname, ¶m); + } + + texObj->_Complete = GL_FALSE; + + if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) { + ctx->Driver.TexParameter(ctx, target, texObj, pname, ¶m); + } +} + + +void GLAPIENTRY +_mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params) +{ + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_MIN_FILTER: + case GL_TEXTURE_MAG_FILTER: + case GL_TEXTURE_WRAP_S: + case GL_TEXTURE_WRAP_T: + case GL_TEXTURE_WRAP_R: + case GL_TEXTURE_BASE_LEVEL: + case GL_TEXTURE_MAX_LEVEL: + case GL_TEXTURE_COMPARE_SGIX: + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + case GL_GENERATE_MIPMAP_SGIS: + case GL_TEXTURE_COMPARE_MODE_ARB: + case GL_TEXTURE_COMPARE_FUNC_ARB: + case GL_DEPTH_TEXTURE_MODE_ARB: + { + /* convert float param to int */ + GLint p = (GLint) params[0]; + set_tex_parameteri(ctx, texObj, pname, &p); + } + break; + #ifdef FEATURE_OES_draw_texture - case GL_TEXTURE_CROP_RECT_OES: - texObj->CropRect[0] = (GLint) params[0]; - texObj->CropRect[1] = (GLint) params[1]; - texObj->CropRect[2] = (GLint) params[2]; - texObj->CropRect[3] = (GLint) params[3]; - break; + case GL_TEXTURE_CROP_RECT_OES: + { + /* convert float params to int */ + GLint iparams[4]; + iparams[0] = (GLint) params[0]; + iparams[1] = (GLint) params[1]; + iparams[2] = (GLint) params[2]; + iparams[3] = (GLint) params[3]; + set_tex_parameteri(ctx, target, iparams); + } + break; #endif - default: - _mesa_error(ctx, GL_INVALID_ENUM, - "glTexParameter(pname=0x%x)", pname); - return; + default: + /* this will generate an error if pname is illegal */ + set_tex_parameterf(ctx, texObj, pname, params); } texObj->_Complete = GL_FALSE; - if (ctx->Driver.TexParameter) { - (*ctx->Driver.TexParameter)( ctx, target, texObj, pname, params ); + if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) { + ctx->Driver.TexParameter(ctx, target, texObj, pname, params); } } void GLAPIENTRY -_mesa_TexParameteri( GLenum target, GLenum pname, GLint param ) +_mesa_TexParameteri(GLenum target, GLenum pname, GLint param) { - GLfloat fparam[4]; - if (pname == GL_TEXTURE_PRIORITY) - fparam[0] = INT_TO_FLOAT(param); - else - fparam[0] = (GLfloat) param; - fparam[1] = fparam[2] = fparam[3] = 0.0; - _mesa_TexParameterfv(target, pname, fparam); + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_MIN_LOD: + case GL_TEXTURE_MAX_LOD: + case GL_TEXTURE_PRIORITY: + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + case GL_TEXTURE_LOD_BIAS: + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + { + GLfloat fparam = (GLfloat) param; + /* convert int param to float */ + set_tex_parameterf(ctx, texObj, pname, &fparam); + } + break; + default: + /* this will generate an error if pname is illegal */ + set_tex_parameteri(ctx, texObj, pname, ¶m); + } + + texObj->_Complete = GL_FALSE; + + if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) { + GLfloat fparam = (GLfloat) param; + ctx->Driver.TexParameter(ctx, target, texObj, pname, &fparam); + } } void GLAPIENTRY -_mesa_TexParameteriv( GLenum target, GLenum pname, const GLint *params ) +_mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params) { - GLfloat fparam[4]; - if (pname == GL_TEXTURE_BORDER_COLOR) { - fparam[0] = INT_TO_FLOAT(params[0]); - fparam[1] = INT_TO_FLOAT(params[1]); - fparam[2] = INT_TO_FLOAT(params[2]); - fparam[3] = INT_TO_FLOAT(params[3]); - } - else if (pname == GL_TEXTURE_CROP_RECT_OES) { - fparam[0] = (GLfloat) params[0]; - fparam[1] = (GLfloat) params[1]; - fparam[2] = (GLfloat) params[2]; - fparam[3] = (GLfloat) params[3]; + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_BORDER_COLOR: + { + /* convert int params to float */ + GLfloat fparams[4]; + fparams[0] = INT_TO_FLOAT(params[0]); + fparams[1] = INT_TO_FLOAT(params[1]); + fparams[2] = INT_TO_FLOAT(params[2]); + fparams[3] = INT_TO_FLOAT(params[3]); + set_tex_parameterf(ctx, texObj, pname, fparams); + } + break; + case GL_TEXTURE_MIN_LOD: + case GL_TEXTURE_MAX_LOD: + case GL_TEXTURE_PRIORITY: + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + case GL_TEXTURE_LOD_BIAS: + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + { + /* convert int param to float */ + GLfloat fparam = (GLfloat) params[0]; + set_tex_parameterf(ctx, texObj, pname, &fparam); + } + break; + default: + /* this will generate an error if pname is illegal */ + set_tex_parameteri(ctx, texObj, pname, params); } - else { - if (pname == GL_TEXTURE_PRIORITY) - fparam[0] = INT_TO_FLOAT(params[0]); - else - fparam[0] = (GLfloat) params[0]; - fparam[1] = fparam[2] = fparam[3] = 0.0F; + + texObj->_Complete = GL_FALSE; + + if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) { + GLfloat fparams[4]; + fparams[0] = INT_TO_FLOAT(params[0]); + if (pname == GL_TEXTURE_BORDER_COLOR || + pname == GL_TEXTURE_CROP_RECT_OES) { + fparams[1] = INT_TO_FLOAT(params[1]); + fparams[2] = INT_TO_FLOAT(params[2]); + fparams[3] = INT_TO_FLOAT(params[3]); + } + ctx->Driver.TexParameter(ctx, target, texObj, pname, fparams); } - _mesa_TexParameterfv(target, pname, fparam); } |