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anv: Add a dynamic state data structure and basic helpers

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This commit is contained in:
Jason Ekstrand 2015-10-07 09:31:53 -07:00
parent 941a105954
commit 55fcca306b
2 changed files with 125 additions and 3 deletions
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72
src/vulkan/anv_cmd_buffer.c
View file

@ -38,6 +38,78 @@
* is concerned, most of anv_cmd_buffer is magic.
*/
/* TODO: These are taken from GLES. We should check the Vulkan spec */
const struct anv_dynamic_state default_dynamic_state = {
.viewport = {
.count = 0,
},
.scissor = {
.count = 0,
},
.line_width = 1.0f,
.depth_bias = {
.bias = 0.0f,
.clamp = 0.0f,
.slope_scaled = 0.0f,
},
.blend_constants = { 0.0f, 0.0f, 0.0f, 0.0f },
.depth_bounds = {
.min = 0.0f,
.max = 1.0f,
},
.stencil_compare_mask = {
.front = ~0u,
.back = ~0u,
},
.stencil_write_mask = {
.front = ~0u,
.back = ~0u,
},
.stencil_reference = {
.front = 0u,
.back = 0u,
},
};
void
anv_dynamic_state_copy(struct anv_dynamic_state *dest,
const struct anv_dynamic_state *src,
uint32_t copy_mask)
{
if (copy_mask & (1 << VK_DYNAMIC_STATE_VIEWPORT)) {
dest->viewport.count = src->viewport.count;
typed_memcpy(dest->viewport.viewports, src->viewport.viewports,
src->viewport.count);
}
if (copy_mask & (1 << VK_DYNAMIC_STATE_SCISSOR)) {
dest->scissor.count = src->scissor.count;
typed_memcpy(dest->scissor.scissors, src->scissor.scissors,
src->scissor.count);
}
if (copy_mask & (1 << VK_DYNAMIC_STATE_LINE_WIDTH))
dest->line_width = src->line_width;
if (copy_mask & (1 << VK_DYNAMIC_STATE_DEPTH_BIAS))
dest->depth_bias = src->depth_bias;
if (copy_mask & (1 << VK_DYNAMIC_STATE_BLEND_CONSTANTS))
typed_memcpy(dest->blend_constants, src->blend_constants, 4);
if (copy_mask & (1 << VK_DYNAMIC_STATE_DEPTH_BOUNDS))
dest->depth_bounds = src->depth_bounds;
if (copy_mask & (1 << VK_DYNAMIC_STATE_STENCIL_COMPARE_MASK))
dest->stencil_compare_mask = src->stencil_compare_mask;
if (copy_mask & (1 << VK_DYNAMIC_STATE_STENCIL_WRITE_MASK))
dest->stencil_write_mask = src->stencil_write_mask;
if (copy_mask & (1 << VK_DYNAMIC_STATE_STENCIL_REFERENCE))
dest->stencil_reference = src->stencil_reference;
}
static void
anv_cmd_state_init(struct anv_cmd_state *state)
{

56
src/vulkan/anv_private.h
View file

@ -763,9 +763,11 @@ void
anv_descriptor_set_destroy(struct anv_device *device,
struct anv_descriptor_set *set);
#define MAX_VBS 32
#define MAX_SETS 8
#define MAX_RTS 8
#define MAX_VBS 32
#define MAX_SETS 8
#define MAX_RTS 8
#define MAX_VIEWPORTS 16
#define MAX_SCISSORS 16
#define MAX_PUSH_CONSTANTS_SIZE 128
#define MAX_DYNAMIC_BUFFERS 16
#define MAX_IMAGES 8
@ -839,6 +841,54 @@ struct anv_push_constants {
struct brw_image_param images[MAX_IMAGES];
};
struct anv_dynamic_state {
struct {
uint32_t count;
VkViewport viewports[MAX_VIEWPORTS];
} viewport;
struct {
uint32_t count;
VkRect2D scissors[MAX_SCISSORS];
} scissor;
float line_width;
struct {
float bias;
float clamp;
float slope_scaled;
} depth_bias;
float blend_constants[4];
struct {
float min;
float max;
} depth_bounds;
struct {
uint32_t front;
uint32_t back;
} stencil_compare_mask;
struct {
uint32_t front;
uint32_t back;
} stencil_write_mask;
struct {
uint32_t front;
uint32_t back;
} stencil_reference;
};
extern const struct anv_dynamic_state default_dynamic_state;
void anv_dynamic_state_copy(struct anv_dynamic_state *dest,
const struct anv_dynamic_state *src,
uint32_t copy_mask);
/** State required while building cmd buffer */
struct anv_cmd_state {
uint32_t current_pipeline;