static unsigned
svga_get_extra_constants_common(struct svga_context *svga,
const struct svga_shader_variant *variant,
- unsigned shader, float *dest)
+ enum pipe_shader_type shader, float *dest)
{
uint32_t *dest_u = (uint32_t *) dest; // uint version of dest
unsigned i;
* \param value the new float[4] value
*/
static enum pipe_error
-emit_const(struct svga_context *svga, unsigned shader, unsigned i,
+emit_const(struct svga_context *svga, enum pipe_shader_type shader, unsigned i,
const float *value)
{
enum pipe_error ret = PIPE_OK;
return ret;
memcpy(svga->state.hw_draw.cb[shader][i], value, 4 * sizeof(float));
+
+ svga->hud.num_const_updates++;
}
return ret;
*/
static enum pipe_error
emit_const_range(struct svga_context *svga,
- unsigned shader,
+ enum pipe_shader_type shader,
unsigned offset,
unsigned count,
const float (*values)[4])
(j - i) * 4 * sizeof(float));
i = j + 1;
+
+ svga->hud.num_const_updates++;
+
} else {
++i;
}
* On VGPU10, emit_consts_vgpu10 is used instead.
*/
static enum pipe_error
-emit_consts_vgpu9(struct svga_context *svga, unsigned shader)
+emit_consts_vgpu9(struct svga_context *svga, enum pipe_shader_type shader)
{
const struct pipe_constant_buffer *cbuf;
struct svga_screen *ss = svga_screen(svga->pipe.screen);
data = (const float (*)[4])
pipe_buffer_map(&svga->pipe, svga->curr.constbufs[shader][0].buffer,
PIPE_TRANSFER_READ, &transfer);
- if (data == NULL) {
+ if (!data) {
return PIPE_ERROR_OUT_OF_MEMORY;
}
assert(variant);
offset = variant->shader->info.file_max[TGSI_FILE_CONSTANT] + 1;
- assert(count <= Elements(extras));
+ assert(count <= ARRAY_SIZE(extras));
if (count > 0) {
if (ss->hw_version >= SVGA3D_HWVERSION_WS8_B1) {
static enum pipe_error
-emit_constbuf_vgpu10(struct svga_context *svga, unsigned shader)
+emit_constbuf_vgpu10(struct svga_context *svga, enum pipe_shader_type shader)
{
const struct pipe_constant_buffer *cbuf;
struct pipe_resource *dst_buffer = NULL;
void *src_map = NULL, *dst_map;
unsigned offset;
const struct svga_shader_variant *variant;
+ unsigned alloc_buf_size;
assert(shader == PIPE_SHADER_VERTEX ||
shader == PIPE_SHADER_GEOMETRY ||
*/
new_buf_size = align(new_buf_size, 16);
- ret = u_upload_alloc(svga->const0_upload, 0, new_buf_size, &offset,
- &dst_buffer, &dst_map);
- if (ret != PIPE_OK || !dst_map) {
+ /* Constant buffer size in the upload buffer must be in multiples of 256.
+ * In order to maximize the chance of merging the upload buffer chunks
+ * when svga_buffer_add_range() is called,
+ * the allocate buffer size needs to be in multiples of 256 as well.
+ * Otherwise, since there is gap between each dirty range of the upload buffer,
+ * each dirty range will end up in its own UPDATE_GB_IMAGE command.
+ */
+ alloc_buf_size = align(new_buf_size, CONST0_UPLOAD_ALIGNMENT);
+
+ u_upload_alloc(svga->const0_upload, 0, alloc_buf_size,
+ CONST0_UPLOAD_ALIGNMENT, &offset,
+ &dst_buffer, &dst_map);
+ if (!dst_map) {
if (src_map)
pipe_buffer_unmap(&svga->pipe, src_transfer);
return PIPE_ERROR_OUT_OF_MEMORY;
assert(extra_offset + extra_size <= new_buf_size);
memcpy((char *) dst_map + extra_offset, extras, extra_size);
}
- u_upload_unmap(svga->const0_upload);
- /* Issue the SetSingleConstantBuffer command */
- dst_handle = svga_buffer_handle(svga, dst_buffer);
- if (!dst_handle) {
- pipe_resource_reference(&dst_buffer, NULL);
- return PIPE_ERROR_OUT_OF_MEMORY;
+ /* Get winsys handle for the constant buffer */
+ if (svga->state.hw_draw.const0_buffer == dst_buffer &&
+ svga->state.hw_draw.const0_handle) {
+ /* re-reference already mapped buffer */
+ dst_handle = svga->state.hw_draw.const0_handle;
+ }
+ else {
+ /* we must unmap the buffer before getting the winsys handle */
+ u_upload_unmap(svga->const0_upload);
+
+ dst_handle = svga_buffer_handle(svga, dst_buffer);
+ if (!dst_handle) {
+ pipe_resource_reference(&dst_buffer, NULL);
+ return PIPE_ERROR_OUT_OF_MEMORY;
+ }
+
+ /* save the buffer / handle for next time */
+ pipe_resource_reference(&svga->state.hw_draw.const0_buffer, dst_buffer);
+ svga->state.hw_draw.const0_handle = dst_handle;
}
+ /* Issue the SetSingleConstantBuffer command */
assert(new_buf_size % 16 == 0);
ret = SVGA3D_vgpu10_SetSingleConstantBuffer(svga->swc,
0, /* index */
pipe_resource_reference(&dst_buffer, NULL);
+ svga->hud.num_const_buf_updates++;
+
return ret;
}
static enum pipe_error
-emit_consts_vgpu10(struct svga_context *svga, unsigned shader)
+emit_consts_vgpu10(struct svga_context *svga, enum pipe_shader_type shader)
{
enum pipe_error ret;
unsigned dirty_constbufs;
assert(size == 0);
}
+ if (size % 16 != 0) {
+ /* GL's buffer range sizes can be any number of bytes but the
+ * SVGA3D device requires a multiple of 16 bytes.
+ */
+ const unsigned total_size = buffer->b.b.width0;
+
+ if (offset + align(size, 16) <= total_size) {
+ /* round up size to multiple of 16 */
+ size = align(size, 16);
+ }
+ else {
+ /* round down to mulitple of 16 (this may cause rendering problems
+ * but should avoid a device error).
+ */
+ size &= ~15;
+ }
+ }
+
assert(size % 16 == 0);
ret = SVGA3D_vgpu10_SetSingleConstantBuffer(svga->swc,
index,
size);
if (ret != PIPE_OK)
return ret;
+
+ svga->hud.num_const_buf_updates++;
}
svga->state.hw_draw.enabled_constbufs[shader] = enabled_constbufs;
/* SVGA_NEW_FS_VARIANT
*/
- if (variant == NULL)
+ if (!variant)
return PIPE_OK;
/* SVGA_NEW_FS_CONST_BUFFER
"hw fs params",
(SVGA_NEW_FS_CONST_BUFFER |
SVGA_NEW_FS_VARIANT |
- SVGA_NEW_TEXTURE_BINDING),
+ SVGA_NEW_TEXTURE_CONSTS),
emit_fs_consts
};
/* SVGA_NEW_VS_VARIANT
*/
- if (variant == NULL)
+ if (!variant)
return PIPE_OK;
/* SVGA_NEW_VS_CONST_BUFFER
/* SVGA_NEW_GS_VARIANT
*/
- if (variant == NULL)
+ if (!variant)
return PIPE_OK;
/* SVGA_NEW_GS_CONST_BUFFER