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Initial implementation of MESA_texture_array

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Shadow sampling from texture arrays is still not implemented.  Everything
else should be there, though.
This commit is contained in:
Ian Romanick
2007-05-16 15:34:22 -07:00
parent 9ebffb86a6
commit bb372f1c9b
30 changed files with 4434 additions and 3077 deletions
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36
src/mesa/main/fbobject.c
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@@ -1179,9 +1179,16 @@ framebuffer_texture(GLcontext *ctx, const char *caller, GLenum target,
texObj = _mesa_lookup_texture(ctx, texture);
if (texObj != NULL) {
err = (texObj->Target == GL_TEXTURE_CUBE_MAP)
? !IS_CUBE_FACE(textarget)
: (texObj->Target != textarget);
if (textarget == 0) {
err = (texObj->Target != GL_TEXTURE_3D) &&
(texObj->Target != GL_TEXTURE_1D_ARRAY_EXT) &&
(texObj->Target != GL_TEXTURE_2D_ARRAY_EXT);
}
else {
err = (texObj->Target == GL_TEXTURE_CUBE_MAP)
? !IS_CUBE_FACE(textarget)
: (texObj->Target != textarget);
}
}
if (err) {
@@ -1195,11 +1202,19 @@ framebuffer_texture(GLcontext *ctx, const char *caller, GLenum target,
const GLint maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
if (zoffset < 0 || zoffset >= maxSize) {
_mesa_error(ctx, GL_INVALID_VALUE,
"glFramebufferTexture%sEXT(zoffset)",
caller);
"glFramebufferTexture%sEXT(zoffset)", caller);
return;
}
}
else if ((texObj->Target == GL_TEXTURE_1D_ARRAY_EXT) ||
(texObj->Target == GL_TEXTURE_2D_ARRAY_EXT)) {
if (zoffset < 0 || zoffset >= ctx->Const.MaxArrayTextureLayers) {
_mesa_error(ctx, GL_INVALID_VALUE,
"glFramebufferTexture%sEXT(layer)", caller);
return;
}
}
if ((level < 0) ||
(level >= _mesa_max_texture_levels(ctx, texObj->Target))) {
@@ -1291,6 +1306,17 @@ _mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
}
void GLAPIENTRY
_mesa_FramebufferTextureLayerEXT(GLenum target, GLenum attachment,
GLuint texture, GLint level, GLint layer)
{
GET_CURRENT_CONTEXT(ctx);
framebuffer_texture(ctx, "Layer", target, attachment, 0, texture,
level, layer);
}
void GLAPIENTRY
_mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
GLenum renderbufferTarget,