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mesa: rewrite/consolidate code in _mesa_test_texobj_completeness()
Merge the mipmap level checking code that was separate cases for 1D, 2D, 3D and CUBE before. Reviewed-by: José Fonseca <jfonseca@vmware.com> Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Brian Paul
parent
e86d0dea8e
commit
d335e69b9a
1 changed files with 49 additions and 142 deletions
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@ -531,181 +531,88 @@ _mesa_test_texobj_completeness( const struct gl_context *ctx,
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}
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}
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/* extra checking for mipmaps */
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/*
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* Do mipmap consistency checking
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*/
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if (t->Sampler.MinFilter != GL_NEAREST && t->Sampler.MinFilter != GL_LINEAR) {
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/*
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* Mipmapping: determine if we have a complete set of mipmaps
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*/
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GLint i;
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GLint minLevel = baseLevel;
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GLint maxLevel = t->_MaxLevel;
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const GLint minLevel = baseLevel;
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const GLint maxLevel = t->_MaxLevel;
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GLuint width, height, depth, face, numFaces = 1;
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if (minLevel > maxLevel) {
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incomplete(t, "minLevel > maxLevel");
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return;
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}
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/* Test dimension-independent attributes */
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for (i = minLevel; i <= maxLevel; i++) {
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if (t->Image[0][i]) {
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if (t->Image[0][i]->TexFormat != baseImage->TexFormat) {
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/* Get the base image's dimensions */
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width = baseImage->Width2;
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height = baseImage->Height2;
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depth = baseImage->Depth2;
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/* Note: this loop will be a no-op for RECT, BUFFER, EXTERNAL textures */
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for (i = baseLevel + 1; i < maxLevels; i++) {
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/* Compute the expected size of image at level[i] */
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if (width > 1) {
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width /= 2;
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}
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if (height > 1 && t->Target != GL_TEXTURE_1D_ARRAY) {
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height /= 2;
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}
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if (depth > 1 && t->Target != GL_TEXTURE_2D_ARRAY) {
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depth /= 2;
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}
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/* loop over cube faces (or single face otherwise) */
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for (face = 0; face < numFaces; face++) {
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if (i >= minLevel && i <= maxLevel) {
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const struct gl_texture_image *img = t->Image[face][i];
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if (!img) {
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incomplete(t, "TexImage[%d] is missing", i);
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return;
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}
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if (img->TexFormat != baseImage->TexFormat) {
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incomplete(t, "Format[i] != Format[baseLevel]");
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return;
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}
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if (t->Image[0][i]->Border != baseImage->Border) {
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if (img->Border != baseImage->Border) {
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incomplete(t, "Border[i] != Border[baseLevel]");
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return;
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}
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}
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}
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/* Test things which depend on number of texture image dimensions */
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if ((t->Target == GL_TEXTURE_1D) ||
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(t->Target == GL_TEXTURE_1D_ARRAY_EXT)) {
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/* Test 1-D mipmaps */
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GLuint width = baseImage->Width2;
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for (i = baseLevel + 1; i < maxLevels; i++) {
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if (width > 1) {
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width /= 2;
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}
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if (i >= minLevel && i <= maxLevel) {
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const struct gl_texture_image *img = t->Image[0][i];
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if (!img) {
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incomplete(t, "1D Image[%d] is missing", i);
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return;
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}
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if (img->Width2 != width) {
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incomplete(t, "1D Image[%d] bad width %u", i, img->Width2);
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return;
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}
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}
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if (width == 1) {
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return; /* found smallest needed mipmap, all done! */
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}
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}
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}
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else if ((t->Target == GL_TEXTURE_2D) ||
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(t->Target == GL_TEXTURE_2D_ARRAY_EXT)) {
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/* Test 2-D mipmaps */
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GLuint width = baseImage->Width2;
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GLuint height = baseImage->Height2;
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for (i = baseLevel + 1; i < maxLevels; i++) {
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if (width > 1) {
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width /= 2;
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}
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if (height > 1) {
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height /= 2;
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}
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if (i >= minLevel && i <= maxLevel) {
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const struct gl_texture_image *img = t->Image[0][i];
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if (!img) {
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incomplete(t, "2D Image[%d of %d] is missing", i, maxLevel);
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return;
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}
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if (img->Width2 != width) {
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incomplete(t, "2D Image[%d] bad width %u", i, img->Width2);
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incomplete(t, "TexImage[%d] bad width %u", i, img->Width2);
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return;
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}
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if (img->Height2 != height) {
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incomplete(t, "2D Image[i] bad height %u", i, img->Height2);
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return;
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}
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if (width==1 && height==1) {
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return; /* found smallest needed mipmap, all done! */
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}
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}
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}
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}
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else if (t->Target == GL_TEXTURE_3D) {
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/* Test 3-D mipmaps */
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GLuint width = baseImage->Width2;
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GLuint height = baseImage->Height2;
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GLuint depth = baseImage->Depth2;
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for (i = baseLevel + 1; i < maxLevels; i++) {
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if (width > 1) {
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width /= 2;
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}
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if (height > 1) {
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height /= 2;
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}
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if (depth > 1) {
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depth /= 2;
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}
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if (i >= minLevel && i <= maxLevel) {
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const struct gl_texture_image *img = t->Image[0][i];
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if (!img) {
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incomplete(t, "3D Image[%d] is missing", i);
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return;
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}
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if (img->_BaseFormat == GL_DEPTH_COMPONENT) {
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incomplete(t, "GL_DEPTH_COMPONENT only works with 1/2D tex");
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return;
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}
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if (img->Width2 != width) {
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incomplete(t, "3D Image[%d] bad width %u", i, img->Width2);
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return;
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}
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if (img->Height2 != height) {
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incomplete(t, "3D Image[%d] bad height %u", i, img->Height2);
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incomplete(t, "TexImage[%d] bad height %u", i, img->Height2);
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return;
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}
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if (img->Depth2 != depth) {
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incomplete(t, "3D Image[%d] bad depth %u", i, img->Depth2);
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incomplete(t, "TexImage[%d] bad depth %u", i, img->Depth2);
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return;
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}
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}
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if (width == 1 && height == 1 && depth == 1) {
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return; /* found smallest needed mipmap, all done! */
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}
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}
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}
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else if (t->Target == GL_TEXTURE_CUBE_MAP_ARB) {
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/* make sure 6 cube faces are consistant */
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GLuint width = baseImage->Width2;
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GLuint height = baseImage->Height2;
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for (i = baseLevel + 1; i < maxLevels; i++) {
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if (width > 1) {
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width /= 2;
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}
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if (height > 1) {
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height /= 2;
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}
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if (i >= minLevel && i <= maxLevel) {
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GLuint face;
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for (face = 0; face < 6; face++) {
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/* check that we have images defined */
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if (!t->Image[face][i]) {
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incomplete(t, "CubeMap Image[n][i] == NULL");
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return;
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}
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/* Don't support GL_DEPTH_COMPONENT for cube maps */
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if (ctx->VersionMajor < 3 && !ctx->Extensions.EXT_gpu_shader4) {
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if (t->Image[face][i]->_BaseFormat == GL_DEPTH_COMPONENT) {
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incomplete(t, "GL_DEPTH_COMPONENT only works with 1/2D tex");
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return;
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}
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}
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/* check that all six images have same size */
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if (t->Image[face][i]->Width2 != width ||
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t->Image[face][i]->Height2 != height) {
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/* Extra checks for cube textures */
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if (face > 0) {
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/* check that cube faces are the same size */
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if (img->Width2 != t->Image[0][i]->Width2 ||
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img->Height2 != t->Image[0][i]->Height2) {
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incomplete(t, "CubeMap Image[n][i] bad size");
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return;
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}
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}
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}
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if (width == 1 && height == 1) {
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}
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if (width == 1 && height == 1 && depth == 1) {
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return; /* found smallest needed mipmap, all done! */
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}
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}
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}
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else if (t->Target == GL_TEXTURE_RECTANGLE_NV) {
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/* XXX special checking? */
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}
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else {
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/* Target = ??? */
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_mesa_problem(ctx, "Bug in gl_test_texture_object_completeness\n");
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}
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}
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}
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