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authorChristian König <[email protected]>2011-03-27 01:41:10 +0100
committerChristian König <[email protected]>2011-03-27 01:41:10 +0100
commit8330bc29dda71c41c56b3c1989334823ae8779d4 (patch)
tree27c1386dd135dbb8afd33e74ab44cdcc96dc72a7 /src/gallium/auxiliary/vl
parentc6182cc6d48a7c076cfbdba241e29e5f5901ba52 (diff)
[g3dvl] cleanup and improve idct error handling
Diffstat (limited to 'src/gallium/auxiliary/vl')
-rw-r--r--src/gallium/auxiliary/vl/vl_idct.c129
1 files changed, 99 insertions, 30 deletions
diff --git a/src/gallium/auxiliary/vl/vl_idct.c b/src/gallium/auxiliary/vl/vl_idct.c
index 6b0010a04bb..a21e06b7776 100644
--- a/src/gallium/auxiliary/vl/vl_idct.c
+++ b/src/gallium/auxiliary/vl/vl_idct.c
@@ -362,16 +362,34 @@ static bool
init_shaders(struct vl_idct *idct, int color_swizzle)
{
idct->matrix_vs = create_vert_shader(idct, true, color_swizzle);
+ if (!idct->matrix_vs)
+ goto error_matrix_vs;
+
idct->matrix_fs = create_matrix_frag_shader(idct);
+ if (!idct->matrix_fs)
+ goto error_matrix_fs;
idct->transpose_vs = create_vert_shader(idct, false, color_swizzle);
+ if (!idct->transpose_vs)
+ goto error_transpose_vs;
+
idct->transpose_fs = create_transpose_frag_shader(idct);
+ if (!idct->transpose_fs)
+ goto error_transpose_fs;
+
+ return true;
+
+error_transpose_fs:
+ idct->pipe->delete_vs_state(idct->pipe, idct->transpose_vs);
- return
- idct->matrix_vs != NULL &&
- idct->matrix_fs != NULL &&
- idct->transpose_vs != NULL &&
- idct->transpose_fs != NULL;
+error_transpose_vs:
+ idct->pipe->delete_fs_state(idct->pipe, idct->matrix_fs);
+
+error_matrix_fs:
+ idct->pipe->delete_vs_state(idct->pipe, idct->matrix_vs);
+
+error_matrix_vs:
+ return false;
}
static void
@@ -392,6 +410,12 @@ init_state(struct vl_idct *idct)
assert(idct);
+ memset(&rs_state, 0, sizeof(rs_state));
+ rs_state.gl_rasterization_rules = false;
+ idct->rs_state = idct->pipe->create_rasterizer_state(idct->pipe, &rs_state);
+ if (!idct->rs_state)
+ goto error_rs_state;
+
for (i = 0; i < 4; ++i) {
memset(&sampler, 0, sizeof(sampler));
sampler.wrap_s = PIPE_TEX_WRAP_REPEAT;
@@ -403,24 +427,22 @@ init_state(struct vl_idct *idct)
sampler.compare_mode = PIPE_TEX_COMPARE_NONE;
sampler.compare_func = PIPE_FUNC_ALWAYS;
sampler.normalized_coords = 1;
- /*sampler.shadow_ambient = ; */
- /*sampler.lod_bias = ; */
- sampler.min_lod = 0;
- /*sampler.max_lod = ; */
- /*sampler.border_color[0] = ; */
- /*sampler.max_anisotropy = ; */
idct->samplers.all[i] = idct->pipe->create_sampler_state(idct->pipe, &sampler);
+ if (!idct->samplers.all[i])
+ goto error_samplers;
}
- memset(&rs_state, 0, sizeof(rs_state));
- /*rs_state.sprite_coord_enable */
- rs_state.sprite_coord_mode = PIPE_SPRITE_COORD_UPPER_LEFT;
- rs_state.point_quad_rasterization = true;
- rs_state.point_size = BLOCK_WIDTH;
- rs_state.gl_rasterization_rules = false;
- idct->rs_state = idct->pipe->create_rasterizer_state(idct->pipe, &rs_state);
-
return true;
+
+error_samplers:
+ for (i = 0; i < 4; ++i)
+ if (idct->samplers.all[i])
+ idct->pipe->delete_sampler_state(idct->pipe, idct->samplers.all[i]);
+
+ idct->pipe->delete_rasterizer_state(idct->pipe, idct->rs_state);
+
+error_rs_state:
+ return false;
}
static void
@@ -457,6 +479,8 @@ init_textures(struct vl_idct *idct, struct vl_idct_buffer *buffer)
template.array_size = 1;
template.usage = PIPE_USAGE_STREAM;
buffer->textures.individual.source = idct->pipe->screen->resource_create(idct->pipe->screen, &template);
+ if (!buffer->textures.individual.source)
+ goto error;
template.target = PIPE_TEXTURE_3D;
template.format = PIPE_FORMAT_R16G16B16A16_SNORM;
@@ -465,13 +489,15 @@ init_textures(struct vl_idct *idct, struct vl_idct_buffer *buffer)
template.depth0 = NR_RENDER_TARGETS;
template.usage = PIPE_USAGE_STATIC;
buffer->textures.individual.intermediate = idct->pipe->screen->resource_create(idct->pipe->screen, &template);
+ if (!buffer->textures.individual.intermediate)
+ goto error;
for (i = 0; i < 4; ++i) {
- if(buffer->textures.all[i] == NULL)
- return false; /* a texture failed to allocate */
-
+ memset(&sampler_view, 0, sizeof(sampler_view));
u_sampler_view_default_template(&sampler_view, buffer->textures.all[i], buffer->textures.all[i]->format);
buffer->sampler_views.all[i] = idct->pipe->create_sampler_view(idct->pipe, buffer->textures.all[i], &sampler_view);
+ if (!buffer->sampler_views.all[i])
+ goto error;
}
template.target = PIPE_TEXTURE_2D;
@@ -482,8 +508,17 @@ init_textures(struct vl_idct *idct, struct vl_idct_buffer *buffer)
template.depth0 = 1;
buffer->destination = idct->pipe->screen->resource_create(idct->pipe->screen, &template);
+ if (!buffer->destination)
+ goto error;
return true;
+
+error:
+ for (i = 0; i < 4; ++i) {
+ pipe_sampler_view_reference(&buffer->sampler_views.all[i], NULL);
+ pipe_resource_reference(&buffer->textures.all[i], NULL);
+ }
+ return false;
}
static void
@@ -517,6 +552,8 @@ vl_idct_upload_matrix(struct pipe_context *pipe)
1
};
+ assert(pipe);
+
memset(&template, 0, sizeof(struct pipe_resource));
template.target = PIPE_TEXTURE_2D;
template.format = PIPE_FORMAT_R32G32B32A32_FLOAT;
@@ -530,17 +567,24 @@ vl_idct_upload_matrix(struct pipe_context *pipe)
template.flags = 0;
matrix = pipe->screen->resource_create(pipe->screen, &template);
+ if (!matrix)
+ goto error_matrix;
- /* matrix */
buf_transfer = pipe->get_transfer
(
pipe, matrix,
0, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&rect
);
+ if (!buf_transfer)
+ goto error_transfer;
+
pitch = buf_transfer->stride / sizeof(float);
f = pipe->transfer_map(pipe, buf_transfer);
+ if (!f)
+ goto error_map;
+
for(i = 0; i < BLOCK_HEIGHT; ++i)
for(j = 0; j < BLOCK_WIDTH; ++j)
// transpose and scale
@@ -550,6 +594,15 @@ vl_idct_upload_matrix(struct pipe_context *pipe)
pipe->transfer_destroy(pipe, buf_transfer);
return matrix;
+
+error_map:
+ pipe->transfer_destroy(pipe, buf_transfer);
+
+error_transfer:
+ pipe_resource_reference(&matrix, NULL);
+
+error_matrix:
+ return NULL;
}
bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe,
@@ -600,7 +653,7 @@ vl_idct_init_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
pipe_resource_reference(&buffer->textures.individual.transpose, idct->matrix);
if (!init_textures(idct, buffer))
- return NULL;
+ goto error_textures;
/* init state */
buffer->viewport[0].scale[0] = buffer->textures.individual.intermediate->width0;
@@ -622,6 +675,9 @@ vl_idct_init_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
buffer->fb_state[0].cbufs[i] = idct->pipe->create_surface(
idct->pipe, buffer->textures.individual.intermediate,
&template);
+
+ if (!buffer->fb_state[0].cbufs[i])
+ goto error_matrix_surfaces;
}
buffer->fb_state[1].width = buffer->destination->width0;
@@ -635,6 +691,9 @@ vl_idct_init_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
buffer->fb_state[1].cbufs[0] = idct->pipe->create_surface(
idct->pipe, buffer->destination, &template);
+ if (!buffer->fb_state[1].cbufs[0])
+ goto error_transpose_surface;
+
for(i = 0; i < 2; ++i) {
buffer->viewport[i].scale[2] = 1;
buffer->viewport[i].scale[3] = 1;
@@ -647,6 +706,16 @@ vl_idct_init_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
}
return buffer->destination;
+
+error_transpose_surface:
+ pipe_surface_reference(&buffer->fb_state[1].cbufs[0], NULL);
+
+error_matrix_surfaces:
+ for(i = 0; i < NR_RENDER_TARGETS; ++i)
+ pipe_surface_reference(&buffer->fb_state[0].cbufs[i], NULL);
+
+error_textures:
+ return NULL;
}
void
@@ -654,13 +723,12 @@ vl_idct_cleanup_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
{
unsigned i;
- assert(buffer);
+ assert(idct && buffer);
- for(i = 0; i < NR_RENDER_TARGETS; ++i) {
- idct->pipe->surface_destroy(idct->pipe, buffer->fb_state[0].cbufs[i]);
- }
+ for(i = 0; i < NR_RENDER_TARGETS; ++i)
+ pipe_surface_reference(&buffer->fb_state[0].cbufs[i], NULL);
- idct->pipe->surface_destroy(idct->pipe, buffer->fb_state[1].cbufs[0]);
+ pipe_surface_reference(&buffer->fb_state[1].cbufs[0], NULL);
cleanup_textures(idct, buffer);
}
@@ -668,7 +736,7 @@ vl_idct_cleanup_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
void
vl_idct_map_buffers(struct vl_idct *idct, struct vl_idct_buffer *buffer)
{
- assert(idct);
+ assert(idct && buffer);
struct pipe_box rect =
{
@@ -697,6 +765,7 @@ vl_idct_add_block(struct vl_idct_buffer *buffer, unsigned x, unsigned y, short *
unsigned i;
assert(buffer);
+ assert(block);
tex_pitch = buffer->tex_transfer->stride / sizeof(short);
texels = buffer->texels + y * tex_pitch * BLOCK_HEIGHT + x * BLOCK_WIDTH;