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Changes from Keith: glPrioritizeTextures, initial_clear, slightly more helpful error reporting

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rdb 2009-12-16 08:58:12 +00:00
parent 849dc8cccb
commit 98281d31c6
2 changed files with 28 additions and 10 deletions
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37
panda/src/glstuff/glGraphicsBuffer_src.cxx
View File

@ -38,6 +38,7 @@ CLP(GraphicsBuffer)(GraphicsEngine *engine, GraphicsPipe *pipe,
// Initialize these.
_fbo = 0;
_fbo_multisample = 0;
_initial_clear = true;
DCAST_INTO_V(glgsg, _gsg);
if (glgsg->get_supports_framebuffer_multisample() && glgsg->get_supports_framebuffer_blit()) {
@ -176,29 +177,30 @@ check_fbo() {
GLenum status = glgsg->_glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
GLCAT.error() << "EXT_framebuffer_object reports non-framebuffer-completeness.\n";
GLCAT.error() << "EXT_framebuffer_object reports non-framebuffer-completeness:\n";
switch(status) {
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
GLCAT.error() << "FRAMEBUFFER_UNSUPPORTED_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_UNSUPPORTED_EXT"; break;
case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT"; break;
case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT"; break;
case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT"; break;
case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_FORMATS_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_FORMATS_EXT"; break;
#ifndef OPENGLES
case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT"; break;
case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT"; break;
case GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE_EXT:
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_MULTISAMPLE_EXT\n"; break;
GLCAT.error() << "FRAMEBUFFER_INCOMPLETE_MULTISAMPLE_EXT"; break;
#endif
default:
GLCAT.error() << "OTHER PROBLEM\n"; break;
GLCAT.error() << "UNKNOWN PROBLEM " << status; break;
}
GLCAT.error() << " for " << get_name() << "\n";
glgsg->bind_fbo(0);
report_my_gl_errors();
@ -431,6 +433,13 @@ rebuild_bitplanes() {
glgsg->bind_fbo(_cubemap_fbo [0]);
}
// Clear if the fbo was just created, regardless of the clear settings per frame.
if (_initial_clear) {
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
_initial_clear = false;
}
#ifndef OPENGLES
if ((_fb_properties.get_rgb_color() > 0) ||
(_fb_properties.get_aux_hrgba() > 0)) {
@ -502,6 +511,10 @@ bind_slot(bool rb_resize, Texture **attach, RenderTexturePlane slot, GLenum atta
nassertv(tc != (TextureContext *)NULL);
CLP(TextureContext) *gtc = DCAST(CLP(TextureContext), tc);
glgsg->update_texture(tc, true);
#ifndef OPENGLES
GLclampf priority = 1.0f;
glPrioritizeTextures(1, &gtc->_index, &priority);
#endif
if (tex->get_texture_type() == Texture::TT_2d_texture) {
glgsg->_glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT,
GL_TEXTURE_2D, gtc->_index, 0);
@ -534,6 +547,10 @@ bind_slot(bool rb_resize, Texture **attach, RenderTexturePlane slot, GLenum atta
TextureContext *tc = tex->prepare_now(glgsg->get_prepared_objects(), glgsg);
nassertv(tc != (TextureContext *)NULL);
CLP(TextureContext) *gtc = DCAST(CLP(TextureContext), tc);
#ifndef OPENGLES
GLclampf priority = 1.0f;
glPrioritizeTextures(1, &gtc->_index, &priority);
#endif
glgsg->update_texture(tc, true);
if (tex->get_texture_type() == Texture::TT_2d_texture) {
glgsg->_glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, attachpoint,

1
panda/src/glstuff/glGraphicsBuffer_src.h
View File

@ -103,6 +103,7 @@ private:
int _requested_multisamples;
int _requested_coverage_samples;
bool _use_depth_stencil;
bool _initial_clear;
int _rb_size_x;
int _rb_size_y;