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Fix some issues with state updates and renderbuffers. Querying GL_RED_BITS,

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etc. after calling glRenderBufferStorageEXT gave undefined results.
This commit is contained in:
Brian Paul
2005-10-08 14:41:17 +00:00
parent 81a22ef539
commit 474f28e57c
4 changed files with 63 additions and 27 deletions
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36
src/mesa/main/fbobject.c
View File

@@ -527,7 +527,6 @@ _mesa_BindRenderbufferEXT(GLenum target, GLuint renderbuffer)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (target != GL_RENDERBUFFER_EXT) {
_mesa_error(ctx, GL_INVALID_ENUM,
@@ -535,6 +534,8 @@ _mesa_BindRenderbufferEXT(GLenum target, GLuint renderbuffer)
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (renderbuffer) {
newRb = lookup_renderbuffer(ctx, renderbuffer);
if (newRb == &DummyRenderbuffer) {
@@ -578,6 +579,7 @@ _mesa_DeleteRenderbuffersEXT(GLsizei n, const GLuint *renderbuffers)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
for (i = 0; i < n; i++) {
if (renderbuffers[i] > 0) {
@@ -700,7 +702,6 @@ _mesa_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (target != GL_RENDERBUFFER_EXT) {
_mesa_error(ctx, GL_INVALID_ENUM, "glRenderbufferStorageEXT(target)");
@@ -731,6 +732,8 @@ _mesa_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
/* Now allocate the storage */
ASSERT(rb->AllocStorage);
if (rb->AllocStorage(ctx, rb, internalFormat, width, height)) {
@@ -776,6 +779,8 @@ _mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params)
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
switch (pname) {
case GL_RENDERBUFFER_WIDTH_EXT:
*params = ctx->CurrentRenderbuffer->Width;
@@ -870,13 +875,14 @@ _mesa_BindFramebufferEXT(GLenum target, GLuint framebuffer)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (target != GL_FRAMEBUFFER_EXT) {
_mesa_error(ctx, GL_INVALID_ENUM, "glBindFramebufferEXT(target)");
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (framebuffer) {
/* Binding a user-created framebuffer object */
newFb = lookup_framebuffer(ctx, framebuffer);
@@ -927,6 +933,7 @@ _mesa_DeleteFramebuffersEXT(GLsizei n, const GLuint *framebuffers)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
for (i = 0; i < n; i++) {
if (framebuffers[i] > 0) {
@@ -1008,6 +1015,8 @@ _mesa_CheckFramebufferStatusEXT(GLenum target)
return GL_FRAMEBUFFER_COMPLETE_EXT;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
_mesa_test_framebuffer_completeness(ctx, ctx->DrawBuffer);
return ctx->DrawBuffer->_Status;
}
@@ -1070,7 +1079,6 @@ _mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS); /* XXX check */
if (error_check_framebuffer_texture(ctx, 1, target, attachment,
textarget, texture, level))
@@ -1085,6 +1093,8 @@ _mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (texture) {
texObj = (struct gl_texture_object *)
_mesa_HashLookup(ctx->Shared->TexObjects, texture);
@@ -1104,8 +1114,6 @@ _mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
texObj = NULL;
}
ctx->Driver.RenderbufferTexture(ctx, att, texObj, textarget, level, 0);
_mesa_update_framebuffer_visual(ctx->DrawBuffer);
}
@@ -1118,7 +1126,6 @@ _mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS); /* XXX check */
if (error_check_framebuffer_texture(ctx, 2, target, attachment,
textarget, texture, level))
@@ -1135,6 +1142,8 @@ _mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (texture) {
texObj = (struct gl_texture_object *)
_mesa_HashLookup(ctx->Shared->TexObjects, texture);
@@ -1158,7 +1167,6 @@ _mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
texObj = NULL;
}
ctx->Driver.RenderbufferTexture(ctx, att, texObj, textarget, level, 0);
_mesa_update_framebuffer_visual(ctx->DrawBuffer);
}
@@ -1172,7 +1180,6 @@ _mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS); /* XXX check */
if (error_check_framebuffer_texture(ctx, 3, target, attachment,
textarget, texture, level))
@@ -1187,6 +1194,8 @@ _mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (texture) {
const GLint maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
texObj = (struct gl_texture_object *)
@@ -1213,7 +1222,6 @@ _mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
}
ctx->Driver.RenderbufferTexture(ctx, att, texObj, textarget,
level, zoffset);
_mesa_update_framebuffer_visual(ctx->DrawBuffer);
}
@@ -1227,7 +1235,6 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
if (target != GL_FRAMEBUFFER_EXT) {
_mesa_error(ctx, GL_INVALID_ENUM,
@@ -1267,10 +1274,10 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
rb = NULL;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
assert(ctx->Driver.FramebufferRenderbuffer);
ctx->Driver.FramebufferRenderbuffer(ctx, att, rb);
_mesa_update_framebuffer_visual(ctx->DrawBuffer);
}
@@ -1302,6 +1309,8 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
return;
}
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
switch (pname) {
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT:
*params = att->Type;
@@ -1361,6 +1370,7 @@ _mesa_GenerateMipmapEXT(GLenum target)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
switch (target) {
case GL_TEXTURE_1D:

38
src/mesa/main/framebuffer.c
View File

@@ -328,23 +328,33 @@ _mesa_update_draw_buffer_bounds(GLcontext *ctx)
void
_mesa_update_framebuffer_visual(struct gl_framebuffer *fb)
{
GLuint i;
assert(fb->Name != 0);
_mesa_bzero(&fb->Visual, sizeof(fb->Visual));
fb->Visual.rgbMode = GL_TRUE;
fb->Visual.rgbMode = GL_TRUE; /* assume this */
if (fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer) {
fb->Visual.redBits
= fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer->RedBits;
fb->Visual.greenBits
= fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer->GreenBits;
fb->Visual.blueBits
= fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer->BlueBits;
fb->Visual.alphaBits
= fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer->AlphaBits;
fb->Visual.rgbBits
= fb->Visual.redBits + fb->Visual.greenBits + fb->Visual.blueBits;
/* find first RGB or CI renderbuffer */
for (i = 0; i < BUFFER_COUNT; i++) {
if (fb->Attachment[i].Renderbuffer) {
const struct gl_renderbuffer *rb = fb->Attachment[i].Renderbuffer;
if (rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB) {
fb->Visual.redBits = rb->RedBits;
fb->Visual.greenBits = rb->GreenBits;
fb->Visual.blueBits = rb->BlueBits;
fb->Visual.alphaBits = rb->AlphaBits;
fb->Visual.rgbBits = fb->Visual.redBits
+ fb->Visual.greenBits + fb->Visual.blueBits;
fb->Visual.floatMode = GL_FALSE;
break;
}
else if (rb->_BaseFormat == GL_COLOR_INDEX) {
fb->Visual.indexBits = rb->IndexBits;
fb->Visual.rgbMode = GL_FALSE;
break;
}
}
}
if (fb->Attachment[BUFFER_DEPTH].Renderbuffer) {
@@ -380,8 +390,10 @@ _mesa_update_framebuffer(GLcontext *ctx)
GLuint output;
/* Completeness only matters for user-created framebuffers */
if (fb->Name != 0)
if (fb->Name != 0) {
_mesa_test_framebuffer_completeness(ctx, fb);
_mesa_update_framebuffer_visual(fb);
}
/*
* Update the list of color drawing renderbuffer pointers.

10
src/mesa/main/get.c
View File

@@ -11,6 +11,7 @@
#include "get.h"
#include "macros.h"
#include "mtypes.h"
#include "state.h"
#include "texcompress.h"
@@ -85,6 +86,9 @@ _mesa_GetBooleanv( GLenum pname, GLboolean *params )
if (!params)
return;
if (ctx->NewState)
_mesa_update_state(ctx);
if (ctx->Driver.GetBooleanv &&
ctx->Driver.GetBooleanv(ctx, pname, params))
return;
@@ -1912,6 +1916,9 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params )
if (!params)
return;
if (ctx->NewState)
_mesa_update_state(ctx);
if (ctx->Driver.GetFloatv &&
ctx->Driver.GetFloatv(ctx, pname, params))
return;
@@ -3739,6 +3746,9 @@ _mesa_GetIntegerv( GLenum pname, GLint *params )
if (!params)
return;
if (ctx->NewState)
_mesa_update_state(ctx);
if (ctx->Driver.GetIntegerv &&
ctx->Driver.GetIntegerv(ctx, pname, params))
return;

4
src/mesa/main/get_gen.py
View File

@@ -1025,6 +1025,9 @@ def EmitGetFunction(stateVars, returnType):
print " if (!params)"
print " return;"
print ""
print " if (ctx->NewState)"
print " _mesa_update_state(ctx);"
print ""
print " if (ctx->Driver.%s &&" % function
print " ctx->Driver.%s(ctx, pname, params))" % function
print " return;"
@@ -1075,6 +1078,7 @@ def EmitHeader():
#include "get.h"
#include "macros.h"
#include "mtypes.h"
#include "state.h"
#include "texcompress.h"