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Diffstat (limited to 'src/mesa/drivers/common/meta.c')
-rw-r--r--src/mesa/drivers/common/meta.c44
1 files changed, 26 insertions, 18 deletions
diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
index 0c5c63dc011..51ea42ac6c1 100644
--- a/src/mesa/drivers/common/meta.c
+++ b/src/mesa/drivers/common/meta.c
@@ -263,6 +263,7 @@ struct copypix_state
struct drawpix_state
{
GLuint VAO;
+ GLuint VBO;
GLuint StencilFP; /**< Fragment program for drawing stencil images */
GLuint DepthFP; /**< Fragment program for drawing depth images */
@@ -2561,6 +2562,9 @@ meta_drawpix_cleanup(struct drawpix_state *drawpix)
if (drawpix->VAO != 0) {
_mesa_DeleteVertexArrays(1, &drawpix->VAO);
drawpix->VAO = 0;
+
+ _mesa_DeleteBuffers(1, &drawpix->VBO);
+ drawpix->VBO = 0;
}
if (drawpix->StencilFP != 0) {
@@ -2732,7 +2736,6 @@ _mesa_meta_DrawPixels(struct gl_context *ctx,
GLenum texIntFormat;
GLboolean fallback, newTex;
GLbitfield metaExtraSave = 0x0;
- GLuint vbo;
/*
* Determine if we can do the glDrawPixels with texture mapping.
@@ -2824,6 +2827,27 @@ _mesa_meta_DrawPixels(struct gl_context *ctx,
newTex = alloc_texture(tex, width, height, texIntFormat);
+ if (drawpix->VAO == 0) {
+ /* one-time setup: create vertex array object */
+ _mesa_GenVertexArrays(1, &drawpix->VAO);
+ _mesa_BindVertexArray(drawpix->VAO);
+
+ /* create vertex array buffer */
+ _mesa_GenBuffers(1, &drawpix->VBO);
+ _mesa_BindBuffer(GL_ARRAY_BUFFER_ARB, drawpix->VBO);
+ _mesa_BufferData(GL_ARRAY_BUFFER_ARB, sizeof(verts),
+ NULL, GL_DYNAMIC_DRAW_ARB);
+
+ /* setup vertex arrays */
+ _mesa_VertexPointer(3, GL_FLOAT, sizeof(struct vertex), OFFSET(x));
+ _mesa_TexCoordPointer(2, GL_FLOAT, sizeof(struct vertex), OFFSET(tex));
+ _mesa_EnableClientState(GL_VERTEX_ARRAY);
+ _mesa_EnableClientState(GL_TEXTURE_COORD_ARRAY);
+ } else {
+ _mesa_BindVertexArray(drawpix->VAO);
+ _mesa_BindBuffer(GL_ARRAY_BUFFER_ARB, drawpix->VBO);
+ }
+
/* Silence valgrind warnings about reading uninitialized stack. */
memset(verts, 0, sizeof(verts));
@@ -2857,24 +2881,10 @@ _mesa_meta_DrawPixels(struct gl_context *ctx,
verts[3].tex[1] = tex->Ttop;
}
- if (drawpix->VAO == 0) {
- /* one-time setup: create vertex array object */
- _mesa_GenVertexArrays(1, &drawpix->VAO);
- }
- _mesa_BindVertexArray(drawpix->VAO);
-
- /* create vertex array buffer */
- _mesa_GenBuffers(1, &vbo);
- _mesa_BindBuffer(GL_ARRAY_BUFFER_ARB, vbo);
+ /* upload new vertex data */
_mesa_BufferData(GL_ARRAY_BUFFER_ARB, sizeof(verts),
verts, GL_DYNAMIC_DRAW_ARB);
- /* setup vertex arrays */
- _mesa_VertexPointer(3, GL_FLOAT, sizeof(struct vertex), OFFSET(x));
- _mesa_TexCoordPointer(2, GL_FLOAT, sizeof(struct vertex), OFFSET(tex));
- _mesa_EnableClientState(GL_VERTEX_ARRAY);
- _mesa_EnableClientState(GL_TEXTURE_COORD_ARRAY);
-
/* set given unpack params */
ctx->Unpack = *unpack;
@@ -2944,8 +2954,6 @@ _mesa_meta_DrawPixels(struct gl_context *ctx,
_mesa_set_enable(ctx, tex->Target, GL_FALSE);
- _mesa_DeleteBuffers(1, &vbo);
-
/* restore unpack params */
ctx->Unpack = unpackSave;