From 1b7e90984511cfa47597c255d73ca416ddd2db6f Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 12 Aug 2008 17:41:57 -0600 Subject: mesa: texture crop rect state (cherry picked from commit c01fbc7866d7cd5cf4263dffec6d9591470b4c23) --- src/mesa/main/glheader.h | 4 ++++ src/mesa/main/mtypes.h | 2 +- src/mesa/main/texparam.c | 30 ++++++++++++++++++++++++++++++ 3 files changed, 35 insertions(+), 1 deletion(-) (limited to 'src/mesa/main') diff --git a/src/mesa/main/glheader.h b/src/mesa/main/glheader.h index c5f4ca9b34..1d0f178dc4 100644 --- a/src/mesa/main/glheader.h +++ b/src/mesa/main/glheader.h @@ -175,6 +175,10 @@ #endif +#ifndef GL_OES_draw_texture +#define GL_TEXTURE_CROP_RECT_OES 0x8B9D +#endif + #if !defined(CAPI) && defined(WIN32) && !defined(BUILD_FOR_SNAP) #define CAPI _cdecl diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 9f49e3c5e9..3370aa2977 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1432,6 +1432,7 @@ struct gl_texture_object GLenum DepthMode; /**< GL_ARB_depth_texture */ GLint _MaxLevel; /**< actual max mipmap level (q in the spec) */ GLfloat _MaxLambda; /**< = _MaxLevel - BaseLevel (q - b in spec) */ + GLint CropRect[4]; /**< GL_OES_draw_texture */ GLboolean GenerateMipmap; /**< GL_SGIS_generate_mipmap */ GLboolean _Complete; /**< Is texture object complete? */ @@ -1441,7 +1442,6 @@ struct gl_texture_object /** GL_EXT_paletted_texture */ struct gl_color_table Palette; - /** * \name For device driver. * Note: instead of attaching driver data to this pointer, it's preferable diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c index dc27124b8e..664adadfb9 100644 --- a/src/mesa/main/texparam.c +++ b/src/mesa/main/texparam.c @@ -410,6 +410,14 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) } } 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; +#endif default: _mesa_error(ctx, GL_INVALID_ENUM, @@ -448,6 +456,12 @@ _mesa_TexParameteriv( GLenum target, GLenum pname, const GLint *params ) 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]; + } else { if (pname == GL_TEXTURE_PRIORITY) fparam[0] = INT_TO_FLOAT(params[0]); @@ -886,6 +900,14 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params ) else error = 1; break; +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + params[0] = obj->CropRect[0]; + params[0] = obj->CropRect[1]; + params[0] = obj->CropRect[2]; + params[0] = obj->CropRect[3]; + break; +#endif default: error = 1; break; @@ -1028,6 +1050,14 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params ) return; } break; +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + params[0] = obj->CropRect[0]; + params[0] = obj->CropRect[1]; + params[0] = obj->CropRect[2]; + params[0] = obj->CropRect[3]; + break; +#endif default: ; /* silence warnings */ } -- cgit v1.2.3