diff options
author | Thomas Hellstrom <thellstrom-at-vmware-dot-com> | 2009-04-15 15:53:34 +0200 |
---|---|---|
committer | Thomas Hellstrom <thellstrom-at-vmware-dot-com> | 2009-04-15 17:16:58 +0200 |
commit | 9b75627fab5bf2ea90f27ddd31b60c54895f6de6 (patch) | |
tree | b748494fcd35bde9b8684742dc0b7ba0958acfcb /src/mesa/state_tracker/st_cb_accum.c | |
parent | f94053eb7d3f129e5086f6dc431a13f83c93a189 (diff) |
gallium: Make sure we flush before some texture / buffer operations.
Also implement context member functions to optimize away those
flushes whenever possible.
Signed-off-by: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
Diffstat (limited to 'src/mesa/state_tracker/st_cb_accum.c')
-rw-r--r-- | src/mesa/state_tracker/st_cb_accum.c | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/src/mesa/state_tracker/st_cb_accum.c b/src/mesa/state_tracker/st_cb_accum.c index 3f9a825a15..1510a1e236 100644 --- a/src/mesa/state_tracker/st_cb_accum.c +++ b/src/mesa/state_tracker/st_cb_accum.c @@ -40,6 +40,7 @@ #include "st_draw.h" #include "st_public.h" #include "st_format.h" +#include "st_texture.h" #include "pipe/p_context.h" #include "pipe/p_defines.h" #include "pipe/p_inlines.h" @@ -118,6 +119,9 @@ st_clear_accum_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) const GLint height = ctx->DrawBuffer->_Ymax - ypos; GLubyte *map; + st_teximage_flush_before_map(ctx->st, acc_strb->texture, 0, 0, + PIPE_TRANSFER_WRITE); + acc_pt = screen->get_tex_transfer(screen, acc_strb->texture, 0, 0, 0, PIPE_TRANSFER_WRITE, xpos, ypos, width, height); @@ -163,6 +167,9 @@ accum_mad(GLcontext *ctx, GLfloat scale, GLfloat bias, struct pipe_transfer *acc_pt; GLubyte *map; + st_teximage_flush_before_map(ctx->st, acc_strb->texture, 0, 0, + PIPE_TRANSFER_READ_WRITE); + acc_pt = screen->get_tex_transfer(screen, acc_strb->texture, 0, 0, 0, PIPE_TRANSFER_READ_WRITE, xpos, ypos, width, height); @@ -192,20 +199,27 @@ accum_mad(GLcontext *ctx, GLfloat scale, GLfloat bias, static void -accum_accum(struct pipe_context *pipe, GLfloat value, +accum_accum(struct st_context *st, GLfloat value, GLint xpos, GLint ypos, GLint width, GLint height, struct st_renderbuffer *acc_strb, struct st_renderbuffer *color_strb) { + struct pipe_context *pipe = st->pipe; struct pipe_screen *screen = pipe->screen; struct pipe_transfer *acc_trans, *color_trans; GLfloat *colorBuf, *accBuf; GLint i; + st_teximage_flush_before_map(st, acc_strb->texture, 0, 0, + PIPE_TRANSFER_READ); + acc_trans = screen->get_tex_transfer(screen, acc_strb->texture, 0, 0, 0, PIPE_TRANSFER_READ, xpos, ypos, width, height); + st_teximage_flush_before_map(st, color_strb->texture, 0, 0, + PIPE_TRANSFER_READ); + color_trans = screen->get_tex_transfer(screen, color_strb->texture, 0, 0, 0, PIPE_TRANSFER_READ, xpos, ypos, width, height); @@ -235,20 +249,27 @@ accum_accum(struct pipe_context *pipe, GLfloat value, static void -accum_load(struct pipe_context *pipe, GLfloat value, +accum_load(struct st_context *st, GLfloat value, GLint xpos, GLint ypos, GLint width, GLint height, struct st_renderbuffer *acc_strb, struct st_renderbuffer *color_strb) { + struct pipe_context *pipe = st->pipe; struct pipe_screen *screen = pipe->screen; struct pipe_transfer *acc_trans, *color_trans; GLfloat *buf; GLint i; + st_teximage_flush_before_map(st, acc_strb->texture, 0, 0, + PIPE_TRANSFER_WRITE); + acc_trans = screen->get_tex_transfer(screen, acc_strb->texture, 0, 0, 0, PIPE_TRANSFER_WRITE, xpos, ypos, width, height); + st_teximage_flush_before_map(st, color_strb->texture, 0, 0, + PIPE_TRANSFER_READ); + color_trans = screen->get_tex_transfer(screen, color_strb->texture, 0, 0, 0, PIPE_TRANSFER_READ, xpos, ypos, width, height); @@ -284,10 +305,16 @@ accum_return(GLcontext *ctx, GLfloat value, abuf = (GLfloat *) _mesa_malloc(width * height * 4 * sizeof(GLfloat)); + st_teximage_flush_before_map(ctx->st, acc_strb->texture, 0, 0, + PIPE_TRANSFER_READ); + acc_trans = screen->get_tex_transfer(screen, acc_strb->texture, 0, 0, 0, PIPE_TRANSFER_READ, xpos, ypos, width, height); + st_teximage_flush_before_map(ctx->st, color_strb->texture, 0, 0, + PIPE_TRANSFER_READ_WRITE); + color_trans = screen->get_tex_transfer(screen, color_strb->texture, 0, 0, 0, PIPE_TRANSFER_READ_WRITE, xpos, ypos, width, height); @@ -325,7 +352,6 @@ static void st_Accum(GLcontext *ctx, GLenum op, GLfloat value) { struct st_context *st = ctx->st; - struct pipe_context *pipe = st->pipe; struct st_renderbuffer *acc_strb = st_renderbuffer(ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer); struct st_renderbuffer *color_strb @@ -352,11 +378,11 @@ st_Accum(GLcontext *ctx, GLenum op, GLfloat value) break; case GL_ACCUM: if (value != 0.0F) { - accum_accum(pipe, value, xpos, ypos, width, height, acc_strb, color_strb); + accum_accum(st, value, xpos, ypos, width, height, acc_strb, color_strb); } break; case GL_LOAD: - accum_load(pipe, value, xpos, ypos, width, height, acc_strb, color_strb); + accum_load(st, value, xpos, ypos, width, height, acc_strb, color_strb); break; case GL_RETURN: accum_return(ctx, value, xpos, ypos, width, height, acc_strb, color_strb); |