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GL_SELECT mode works now

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This commit is contained in:
Brian 2007-10-15 13:25:13 -06:00
parent 230225c5d7
commit 520ad5f854
2 changed files with 22 additions and 0 deletions
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7
src/mesa/state_tracker/st_cb_feedback.c
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@ -293,6 +293,13 @@ st_RenderMode(GLcontext *ctx, GLenum newMode )
draw_set_rasterize_stage(draw, st->selection_stage);
/* Plug in new vbo draw function */
vbo->draw_prims = st_feedback_draw_vbo;
/* setup post-transform vertex attribs */
{
/* just emit pos as GLfloat[4] */
static const uint attrs[1] = { FORMAT_4F };
const interp_mode *interp = NULL;
draw_set_vertex_attributes(draw, attrs, interp, 1);
}
}
else {
if (!st->feedback_stage)

15
src/mesa/state_tracker/st_draw.c
View file

@ -336,6 +336,7 @@ st_feedback_draw_vbo(GLcontext *ctx,
struct pipe_buffer_handle *index_buffer_handle = 0;
struct pipe_vertex_buffer vbuffer[PIPE_MAX_SHADER_INPUTS];
GLuint attr, i;
ubyte *mapped_constants;
assert(ctx->RenderMode == GL_SELECT ||
ctx->RenderMode == GL_FEEDBACK);
@ -439,6 +440,17 @@ st_feedback_draw_vbo(GLcontext *ctx,
PIPE_BUFFER_FLAG_READ);
draw_set_mapped_element_buffer(draw, indexSize, map);
}
else {
/* no index/element buffer */
draw_set_mapped_element_buffer(draw, 0, NULL);
}
/* map constant buffers */
mapped_constants = winsys->buffer_map(winsys,
st->state.constants[PIPE_SHADER_VERTEX].buffer,
PIPE_BUFFER_FLAG_READ);
draw_set_mapped_constant_buffer(st->draw, mapped_constants);
/* draw here */
@ -447,6 +459,9 @@ st_feedback_draw_vbo(GLcontext *ctx,
}
/* unmap constant buffers */
winsys->buffer_unmap(winsys, st->state.constants[PIPE_SHADER_VERTEX].buffer);
/*
* unmap vertex/index buffers
*/