diff options
Diffstat (limited to 'mesalib/src/mesa/main')
-rw-r--r-- | mesalib/src/mesa/main/enable.c | 27 | ||||
-rw-r--r-- | mesalib/src/mesa/main/get.c | 43 | ||||
-rw-r--r-- | mesalib/src/mesa/main/texgetimage.c | 150 | ||||
-rw-r--r-- | mesalib/src/mesa/main/version.c | 25 |
4 files changed, 188 insertions, 57 deletions
diff --git a/mesalib/src/mesa/main/enable.c b/mesalib/src/mesa/main/enable.c index 23b6a9480..689dc8a99 100644 --- a/mesalib/src/mesa/main/enable.c +++ b/mesalib/src/mesa/main/enable.c @@ -304,7 +304,10 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state) case GL_CLIP_DISTANCE6: case GL_CLIP_DISTANCE7: { - const GLuint p = cap - GL_CLIP_PLANE0; + const GLuint p = cap - GL_CLIP_DISTANCE0; + + if (p >= ctx->Const.MaxClipPlanes) + goto invalid_enum_error; if ((ctx->Transform.ClipPlanesEnabled & (1 << p)) == ((GLuint) state << p)) @@ -1084,13 +1087,21 @@ _mesa_IsEnabled( GLenum cap ) return ctx->Eval.AutoNormal; case GL_BLEND: return ctx->Color.BlendEnabled & 1; /* return state for buffer[0] */ - case GL_CLIP_PLANE0: - case GL_CLIP_PLANE1: - case GL_CLIP_PLANE2: - case GL_CLIP_PLANE3: - case GL_CLIP_PLANE4: - case GL_CLIP_PLANE5: - return (ctx->Transform.ClipPlanesEnabled >> (cap - GL_CLIP_PLANE0)) & 1; + case GL_CLIP_DISTANCE0: + case GL_CLIP_DISTANCE1: + case GL_CLIP_DISTANCE2: + case GL_CLIP_DISTANCE3: + case GL_CLIP_DISTANCE4: + case GL_CLIP_DISTANCE5: + case GL_CLIP_DISTANCE6: + case GL_CLIP_DISTANCE7: { + const GLuint p = cap - GL_CLIP_DISTANCE0; + + if (p >= ctx->Const.MaxClipPlanes) + goto invalid_enum_error; + + return (ctx->Transform.ClipPlanesEnabled >> p) & 1; + } case GL_COLOR_MATERIAL: return ctx->Light.ColorMaterialEnabled; case GL_CULL_FACE: diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c index 99ce567cc..cddea8ea2 100644 --- a/mesalib/src/mesa/main/get.c +++ b/mesalib/src/mesa/main/get.c @@ -102,6 +102,8 @@ enum value_type { TYPE_BIT_3, TYPE_BIT_4, TYPE_BIT_5, + TYPE_BIT_6, + TYPE_BIT_7, TYPE_FLOAT, TYPE_FLOAT_2, TYPE_FLOAT_3, @@ -134,6 +136,7 @@ enum value_extra { EXTRA_NEW_FRAG_CLAMP, EXTRA_VALID_DRAW_BUFFER, EXTRA_VALID_TEXTURE_UNIT, + EXTRA_VALID_CLIP_DISTANCE, EXTRA_FLUSH_CURRENT, }; @@ -189,6 +192,8 @@ union value { #define CONTEXT_BIT3(field) CONTEXT_FIELD(field, TYPE_BIT_3) #define CONTEXT_BIT4(field) CONTEXT_FIELD(field, TYPE_BIT_4) #define CONTEXT_BIT5(field) CONTEXT_FIELD(field, TYPE_BIT_5) +#define CONTEXT_BIT6(field) CONTEXT_FIELD(field, TYPE_BIT_6) +#define CONTEXT_BIT7(field) CONTEXT_FIELD(field, TYPE_BIT_7) #define CONTEXT_FLOAT(field) CONTEXT_FIELD(field, TYPE_FLOAT) #define CONTEXT_FLOAT2(field) CONTEXT_FIELD(field, TYPE_FLOAT_2) #define CONTEXT_FLOAT3(field) CONTEXT_FIELD(field, TYPE_FLOAT_3) @@ -239,6 +244,11 @@ static const int extra_valid_texture_unit[] = { EXTRA_END }; +static const int extra_valid_clip_distance[] = { + EXTRA_VALID_CLIP_DISTANCE, + EXTRA_END +}; + static const int extra_flush_current_valid_texture_unit[] = { EXTRA_FLUSH_CURRENT, EXTRA_VALID_TEXTURE_UNIT, @@ -515,12 +525,14 @@ static const struct value_desc values[] = { { GL_ALPHA_TEST_FUNC, CONTEXT_ENUM(Color.AlphaFunc), NO_EXTRA }, { GL_ALPHA_TEST_REF, LOC_CUSTOM, TYPE_FLOATN, 0, extra_new_frag_clamp }, { GL_BLEND_DST, CONTEXT_ENUM(Color.Blend[0].DstRGB), NO_EXTRA }, - { GL_CLIP_PLANE0, CONTEXT_BIT0(Transform.ClipPlanesEnabled), NO_EXTRA }, - { GL_CLIP_PLANE1, CONTEXT_BIT1(Transform.ClipPlanesEnabled), NO_EXTRA }, - { GL_CLIP_PLANE2, CONTEXT_BIT2(Transform.ClipPlanesEnabled), NO_EXTRA }, - { GL_CLIP_PLANE3, CONTEXT_BIT3(Transform.ClipPlanesEnabled), NO_EXTRA }, - { GL_CLIP_PLANE4, CONTEXT_BIT4(Transform.ClipPlanesEnabled), NO_EXTRA }, - { GL_CLIP_PLANE5, CONTEXT_BIT5(Transform.ClipPlanesEnabled), NO_EXTRA }, + { GL_CLIP_DISTANCE0, CONTEXT_BIT0(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE1, CONTEXT_BIT1(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE2, CONTEXT_BIT2(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE3, CONTEXT_BIT3(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE4, CONTEXT_BIT4(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE5, CONTEXT_BIT5(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE6, CONTEXT_BIT6(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, + { GL_CLIP_DISTANCE7, CONTEXT_BIT7(Transform.ClipPlanesEnabled), extra_valid_clip_distance }, { GL_COLOR_MATERIAL, CONTEXT_BOOL(Light.ColorMaterialEnabled), NO_EXTRA }, { GL_CURRENT_COLOR, CONTEXT_FIELD(Current.Attrib[VERT_ATTRIB_COLOR0][0], TYPE_FLOATN_4), @@ -1798,6 +1810,13 @@ check_extra(struct gl_context *ctx, const char *func, const struct value_desc *d return GL_FALSE; } break; + case EXTRA_VALID_CLIP_DISTANCE: + if (d->pname - GL_CLIP_DISTANCE0 >= ctx->Const.MaxClipPlanes) { + _mesa_error(ctx, GL_INVALID_ENUM, "%s(clip distance %u)", + func, d->pname - GL_CLIP_DISTANCE0); + return GL_FALSE; + } + break; case EXTRA_END: break; default: /* *e is a offset into the extension struct */ @@ -1986,6 +2005,8 @@ _mesa_GetBooleanv(GLenum pname, GLboolean *params) case TYPE_BIT_3: case TYPE_BIT_4: case TYPE_BIT_5: + case TYPE_BIT_6: + case TYPE_BIT_7: shift = d->type - TYPE_BIT_0; params[0] = (*(GLbitfield *) p >> shift) & 1; break; @@ -2073,6 +2094,8 @@ _mesa_GetFloatv(GLenum pname, GLfloat *params) case TYPE_BIT_3: case TYPE_BIT_4: case TYPE_BIT_5: + case TYPE_BIT_6: + case TYPE_BIT_7: shift = d->type - TYPE_BIT_0; params[0] = BOOLEAN_TO_FLOAT((*(GLbitfield *) p >> shift) & 1); break; @@ -2166,6 +2189,8 @@ _mesa_GetIntegerv(GLenum pname, GLint *params) case TYPE_BIT_3: case TYPE_BIT_4: case TYPE_BIT_5: + case TYPE_BIT_6: + case TYPE_BIT_7: shift = d->type - TYPE_BIT_0; params[0] = (*(GLbitfield *) p >> shift) & 1; break; @@ -2260,6 +2285,8 @@ _mesa_GetInteger64v(GLenum pname, GLint64 *params) case TYPE_BIT_3: case TYPE_BIT_4: case TYPE_BIT_5: + case TYPE_BIT_6: + case TYPE_BIT_7: shift = d->type - TYPE_BIT_0; params[0] = (*(GLbitfield *) p >> shift) & 1; break; @@ -2348,6 +2375,8 @@ _mesa_GetDoublev(GLenum pname, GLdouble *params) case TYPE_BIT_3: case TYPE_BIT_4: case TYPE_BIT_5: + case TYPE_BIT_6: + case TYPE_BIT_7: shift = d->type - TYPE_BIT_0; params[0] = (*(GLbitfield *) p >> shift) & 1; break; @@ -2618,6 +2647,8 @@ _mesa_GetFixedv(GLenum pname, GLfixed *params) case TYPE_BIT_3: case TYPE_BIT_4: case TYPE_BIT_5: + case TYPE_BIT_6: + case TYPE_BIT_7: shift = d->type - TYPE_BIT_0; params[0] = BOOLEAN_TO_FIXED((*(GLbitfield *) p >> shift) & 1); break; diff --git a/mesalib/src/mesa/main/texgetimage.c b/mesalib/src/mesa/main/texgetimage.c index 2830dda86..d2f25b9f8 100644 --- a/mesalib/src/mesa/main/texgetimage.c +++ b/mesalib/src/mesa/main/texgetimage.c @@ -71,14 +71,13 @@ type_with_negative_values(GLenum type) static void get_tex_depth(struct gl_context *ctx, GLuint dimensions, GLenum format, GLenum type, GLvoid *pixels, - const struct gl_texture_image *texImage) + struct gl_texture_image *texImage) { const GLint width = texImage->Width; const GLint height = texImage->Height; const GLint depth = texImage->Depth; GLint img, row; GLfloat *depthRow = (GLfloat *) malloc(width * sizeof(GLfloat)); - const GLint texelSize = _mesa_get_format_bytes(texImage->TexFormat); if (!depthRow) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetTexImage"); @@ -86,18 +85,24 @@ get_tex_depth(struct gl_context *ctx, GLuint dimensions, } for (img = 0; img < depth; img++) { + GLubyte *srcMap; + GLint srcRowStride; + + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, img, + 0, 0, width, height, GL_MAP_READ_BIT, + &srcMap, &srcRowStride); + for (row = 0; row < height; row++) { void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels, width, height, format, type, img, row, 0); - const GLubyte *src = (GLubyte *) texImage->Data + - (texImage->ImageOffsets[img] + - texImage->RowStride * row) * texelSize; - + const GLubyte *src = srcMap + row * srcRowStride; _mesa_unpack_float_z_row(texImage->TexFormat, width, src, depthRow); - _mesa_pack_depth_span(ctx, width, dest, type, depthRow, &ctx->Pack); } + + ctx->Driver.UnmapTextureImage(ctx, texImage, img); } free(depthRow); @@ -110,27 +115,35 @@ get_tex_depth(struct gl_context *ctx, GLuint dimensions, static void get_tex_depth_stencil(struct gl_context *ctx, GLuint dimensions, GLenum format, GLenum type, GLvoid *pixels, - const struct gl_texture_image *texImage) + struct gl_texture_image *texImage) { const GLint width = texImage->Width; const GLint height = texImage->Height; const GLint depth = texImage->Depth; - const GLint rowstride = texImage->RowStride; - const GLuint *src = (const GLuint *) texImage->Data; GLint img, row; for (img = 0; img < depth; img++) { + GLubyte *srcMap; + GLint rowstride; + + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, img, + 0, 0, width, height, GL_MAP_READ_BIT, + &srcMap, &rowstride); + for (row = 0; row < height; row++) { + const GLubyte *src = srcMap + row * rowstride; void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels, width, height, format, type, img, row, 0); + /* XXX Z24_S8 vs. S8_Z24??? */ memcpy(dest, src, width * sizeof(GLuint)); if (ctx->Pack.SwapBytes) { _mesa_swap4((GLuint *) dest, width); } - - src += rowstride; } + + ctx->Driver.UnmapTextureImage(ctx, texImage, img); } } @@ -141,17 +154,24 @@ get_tex_depth_stencil(struct gl_context *ctx, GLuint dimensions, static void get_tex_ycbcr(struct gl_context *ctx, GLuint dimensions, GLenum format, GLenum type, GLvoid *pixels, - const struct gl_texture_image *texImage) + struct gl_texture_image *texImage) { const GLint width = texImage->Width; const GLint height = texImage->Height; const GLint depth = texImage->Depth; - const GLint rowstride = texImage->RowStride; - const GLushort *src = (const GLushort *) texImage->Data; GLint img, row; for (img = 0; img < depth; img++) { + GLubyte *srcMap; + GLint rowstride; + + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, img, + 0, 0, width, height, GL_MAP_READ_BIT, + &srcMap, &rowstride); + for (row = 0; row < height; row++) { + const GLubyte *src = srcMap + row * rowstride; void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels, width, height, format, type, img, row, 0); @@ -168,9 +188,9 @@ get_tex_ycbcr(struct gl_context *ctx, GLuint dimensions, else if (ctx->Pack.SwapBytes) { _mesa_swap2((GLushort *) dest, width); } - - src += rowstride; } + + ctx->Driver.UnmapTextureImage(ctx, texImage, img); } } @@ -221,8 +241,32 @@ get_tex_rgba(struct gl_context *ctx, GLuint dimensions, return; } - _mesa_decompress_image(texFormat, texImage->Width, texImage->Height, - texImage->Data, texImage->RowStride, tempImage); + /* Decompress the texture image - results in 'tempImage' */ + { + GLubyte *srcMap; + GLint srcRowStride; + GLuint bytes, bw, bh; + + bytes = _mesa_get_format_bytes(texImage->TexFormat); + _mesa_get_format_block_size(texImage->TexFormat, &bw, &bh); + + ctx->Driver.MapTextureImage(ctx, texImage, 0, + 0, 0, width, height, + GL_MAP_READ_BIT, + &srcMap, &srcRowStride); + + /* XXX This line is a bit of a hack to work around the + * mismatch of compressed row strides as returned by + * MapTextureImage() vs. what the texture decompression code + * uses. This will be fixed in the future. + */ + srcRowStride = srcRowStride * bh / bytes; + + _mesa_decompress_image(texFormat, width, height, + srcMap, srcRowStride, tempImage); + + ctx->Driver.UnmapTextureImage(ctx, texImage, 0); + } if (baseFormat == GL_LUMINANCE || baseFormat == GL_LUMINANCE_ALPHA) { @@ -250,7 +294,6 @@ get_tex_rgba(struct gl_context *ctx, GLuint dimensions, } else { /* No decompression needed */ - const GLint texelSize = _mesa_get_format_bytes(texFormat); GLuint img, row; GLfloat (*rgba)[4]; @@ -261,13 +304,19 @@ get_tex_rgba(struct gl_context *ctx, GLuint dimensions, } for (img = 0; img < depth; img++) { + GLubyte *srcMap; + GLint rowstride; + + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, img, + 0, 0, width, height, GL_MAP_READ_BIT, + &srcMap, &rowstride); + for (row = 0; row < height; row++) { + const GLubyte *src = srcMap + row * rowstride; void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels, width, height, format, type, img, row, 0); - const GLubyte *src = (const GLubyte *) texImage->Data + - (texImage->ImageOffsets[img] + - texImage->RowStride * row) * texelSize; _mesa_unpack_rgba_row(texFormat, width, src, rgba); @@ -307,6 +356,9 @@ get_tex_rgba(struct gl_context *ctx, GLuint dimensions, format, type, dest, &ctx->Pack, transferOps); } + + /* Unmap the src texture buffer */ + ctx->Driver.UnmapTextureImage(ctx, texImage, img); } free(rgba); @@ -319,15 +371,13 @@ get_tex_rgba(struct gl_context *ctx, GLuint dimensions, * \return GL_TRUE if done, GL_FALSE otherwise */ static GLboolean -get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type, GLvoid *pixels, - const struct gl_texture_object *texObj, - const struct gl_texture_image *texImage) +get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type, + GLvoid *pixels, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) { GLboolean memCopy = GL_FALSE; - /* Texture image should have been mapped already */ - assert(texImage->Data); - /* * Check if the src/dst formats are compatible. * Also note that GL's pixel transfer ops don't apply to glGetTexImage() @@ -386,20 +436,28 @@ get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type, GLvoid *pixel texImage->Height, format, type, 0, 0); const GLint dstRowStride = _mesa_image_row_stride(&ctx->Pack, texImage->Width, format, type); - const GLubyte *src = texImage->Data; - const GLint srcRowStride = texImage->RowStride * bpp; - GLuint row; + GLubyte *src; + GLint srcRowStride; + + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, 0, + 0, 0, texImage->Width, texImage->Height, + GL_MAP_READ_BIT, &src, &srcRowStride); if (bytesPerRow == dstRowStride && bytesPerRow == srcRowStride) { memcpy(dst, src, bytesPerRow * texImage->Height); } else { + GLuint row; for (row = 0; row < texImage->Height; row++) { memcpy(dst, src, bytesPerRow); dst += dstRowStride; src += srcRowStride; } } + + /* unmap src texture buffer */ + ctx->Driver.UnmapTextureImage(ctx, texImage, 0); } return memCopy; @@ -409,7 +467,8 @@ get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type, GLvoid *pixel /** * This is the software fallback for Driver.GetTexImage(). * All error checking will have been done before this routine is called. - * The texture image must be mapped. + * We'll call ctx->Driver.MapTextureImage() to access the data, then + * unmap with ctx->Driver.UnmapTextureImage(). */ void _mesa_get_teximage(struct gl_context *ctx, GLenum target, GLint level, @@ -419,9 +478,6 @@ _mesa_get_teximage(struct gl_context *ctx, GLenum target, GLint level, { GLuint dimensions; - /* If we get here, the texture image should be mapped */ - assert(texImage->Data); - switch (target) { case GL_TEXTURE_1D: dimensions = 1; @@ -433,6 +489,7 @@ _mesa_get_teximage(struct gl_context *ctx, GLenum target, GLint level, dimensions = 2; } + /* map dest buffer, if PBO */ if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { /* Packing texture image into a PBO. * Map the (potentially) VRAM-based buffer into our process space so @@ -487,11 +544,11 @@ _mesa_get_compressed_teximage(struct gl_context *ctx, GLenum target, GLint level struct gl_texture_object *texObj, struct gl_texture_image *texImage) { - const GLuint row_stride = _mesa_format_row_stride(texImage->TexFormat, - texImage->Width); - const GLuint row_stride_stored = _mesa_format_row_stride(texImage->TexFormat, - texImage->RowStride); + const GLuint row_stride = + _mesa_format_row_stride(texImage->TexFormat, texImage->Width); GLuint i; + GLubyte *src; + GLint srcRowStride; if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { /* pack texture image into a PBO */ @@ -507,25 +564,32 @@ _mesa_get_compressed_teximage(struct gl_context *ctx, GLenum target, GLint level img = ADD_POINTERS(buf, img); } + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, 0, + 0, 0, texImage->Width, texImage->Height, + GL_MAP_READ_BIT, &src, &srcRowStride); + /* no pixelstore or pixel transfer, but respect stride */ - if (row_stride == row_stride_stored) { + if (row_stride == srcRowStride) { const GLuint size = _mesa_format_image_size(texImage->TexFormat, texImage->Width, texImage->Height, texImage->Depth); - memcpy(img, texImage->Data, size); + memcpy(img, src, size); } else { GLuint bw, bh; _mesa_get_format_block_size(texImage->TexFormat, &bw, &bh); for (i = 0; i < (texImage->Height + bh - 1) / bh; i++) { memcpy((GLubyte *)img + i * row_stride, - (GLubyte *)texImage->Data + i * row_stride_stored, + (GLubyte *)src + i * srcRowStride, row_stride); } } + ctx->Driver.UnmapTextureImage(ctx, texImage, 0); + if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { ctx->Driver.UnmapBuffer(ctx, ctx->Pack.BufferObj); } diff --git a/mesalib/src/mesa/main/version.c b/mesalib/src/mesa/main/version.c index 384281479..a5deeabd2 100644 --- a/mesalib/src/mesa/main/version.c +++ b/mesalib/src/mesa/main/version.c @@ -27,7 +27,29 @@ #include "version.h" #include "git_sha1.h" +/** + * Override the context's GL version if the environment variable + * MESA_GL_VERSION_OVERRIDE is set. Valid values of MESA_GL_VERSION_OVERRIDE + * are point-separated version numbers, such as "3.0". + */ +static void +override_version(struct gl_context *ctx, GLuint *major, GLuint *minor) +{ + const char *env_var = "MESA_GL_VERSION_OVERRIDE"; + const char *version; + int n; + + version = getenv(env_var); + if (!version) { + return; + } + n = sscanf(version, "%d.%d", major, minor); + if (n != 2) { + fprintf(stderr, "error: invalid value for %s: %s\n", env_var, version); + return; + } +} /** * Examine enabled GL extensions to determine GL version. @@ -178,6 +200,9 @@ compute_version(struct gl_context *ctx) ctx->VersionMajor = major; ctx->VersionMinor = minor; + + override_version(ctx, &ctx->VersionMajor, &ctx->VersionMinor); + ctx->VersionString = (char *) malloc(max); if (ctx->VersionString) { _mesa_snprintf(ctx->VersionString, max, |