st/mesa: fix incorrect glCopyPixels position on fallback path

[mesa.git] / src / mesa / state_tracker / st_cb_drawpixels.c

diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index 1fc47688e4ab49e9035892c8d15416f31c12453d..63b646be7207a4f57025fd61b3e73753087bf975 100644 (file)
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -34,6 +34,8 @@
 #include "main/image.h"
 #include "main/bufferobj.h"
 #include "main/macros.h"
+#include "main/mfeatures.h"
+#include "main/mtypes.h"
 #include "main/pack.h"
 #include "main/texformat.h"
 #include "main/texstore.h"
@@ -341,7 +343,7 @@ alloc_texture(struct st_context *st, GLsizei width, GLsizei height,
    struct pipe_resource *pt;
 
    pt = st_texture_create(st, st->internal_target, texFormat, 0,
-                          width, height, 1, PIPE_BIND_SAMPLER_VIEW);
+                          width, height, 1, 1, PIPE_BIND_SAMPLER_VIEW);
 
    return pt;
 }
@@ -520,10 +522,11 @@ draw_quad(struct gl_context *ctx, GLfloat x0, GLfloat y0, GLfloat z,
       /* allocate/load buffer object with vertex data */
       buf = pipe_buffer_create(pipe->screen,
                               PIPE_BIND_VERTEX_BUFFER,
+                              PIPE_USAGE_STATIC,
                                sizeof(verts));
       pipe_buffer_write(st->pipe, buf, 0, sizeof(verts), verts);
 
-      util_draw_vertex_buffer(pipe, buf, 0,
+      util_draw_vertex_buffer(pipe, st->cso_context, buf, 0,
                               PIPE_PRIM_QUADS,
                               4,  /* verts */
                               3); /* attribs/vert */
@@ -568,6 +571,7 @@ draw_textured_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
    cso_save_fragment_shader(cso);
    cso_save_vertex_shader(cso);
    cso_save_vertex_elements(cso);
+   cso_save_vertex_buffers(cso);
    if (write_stencil) {
       cso_save_depth_stencil_alpha(cso);
       cso_save_blend(cso);
@@ -684,6 +688,7 @@ draw_textured_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
    cso_restore_fragment_shader(cso);
    cso_restore_vertex_shader(cso);
    cso_restore_vertex_elements(cso);
+   cso_restore_vertex_buffers(cso);
    if (write_stencil) {
       cso_restore_depth_stencil_alpha(cso);
       cso_restore_blend(cso);
@@ -1279,7 +1284,8 @@ st_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
    else {
       /* CPU-based fallback/conversion */
       struct pipe_transfer *ptRead =
-         pipe_get_transfer(st->pipe, rbRead->texture, 0, 0,
+         pipe_get_transfer(st->pipe, rbRead->texture,
+                           0, 0, /* level, layer */
                            PIPE_TRANSFER_READ,
                            readX, readY, readW, readH);
       struct pipe_transfer *ptTex;
@@ -1300,15 +1306,19 @@ st_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
       if (type == GL_COLOR) {
          /* alternate path using get/put_tile() */
          GLfloat *buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-         pipe_get_tile_rgba(pipe, ptRead, readX, readY, readW, readH, buf);
-         pipe_put_tile_rgba(pipe, ptTex, pack.SkipPixels, pack.SkipRows,
-                            readW, readH, buf);
+         enum pipe_format readFormat, drawFormat;
+         readFormat = util_format_linear(rbRead->texture->format);
+         drawFormat = util_format_linear(pt->format);
+         pipe_get_tile_rgba_format(pipe, ptRead, 0, 0, readW, readH,
+                                   readFormat, buf);
+         pipe_put_tile_rgba_format(pipe, ptTex, pack.SkipPixels, pack.SkipRows,
+                                   readW, readH, drawFormat, buf);
          free(buf);
       }
       else {
          /* GL_DEPTH */
          GLuint *buf = (GLuint *) malloc(width * height * sizeof(GLuint));
-         pipe_get_tile_z(pipe, ptRead, readX, readY, readW, readH, buf);
+         pipe_get_tile_z(pipe, ptRead, 0, 0, readW, readH, buf);
          pipe_put_tile_z(pipe, ptTex, pack.SkipPixels, pack.SkipRows,
                          readW, readH, buf);
          free(buf);