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zink: implement ARB_instanced_arrays

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this is just a simple case of connecting up the vertex state to the pipeline
state

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6270>
This commit is contained in:
Mike Blumenkrantz
2020-07-10 09:48:23 -04:00
committed by Marge Bot
parent 0051551701
commit 818bd61099
6 changed files with 26 additions and 3 deletions
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2
docs/features.txt
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@@ -107,7 +107,7 @@ GL 3.3, GLSL 3.30 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, soft
GL_ARB_texture_rgb10_a2ui DONE (freedreno, swr, zink, panfrost)
GL_ARB_texture_swizzle DONE (freedreno, swr, v3d, zink, panfrost)
GL_ARB_timer_query DONE (freedreno, swr)
GL_ARB_instanced_arrays DONE (freedreno, swr, v3d, panfrost)
GL_ARB_instanced_arrays DONE (freedreno, swr, v3d, panfrost, zink)
GL_ARB_vertex_type_2_10_10_10_rev DONE (freedreno, swr, v3d, panfrost)

8
src/gallium/drivers/zink/zink_pipeline.c
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@@ -46,6 +46,14 @@ zink_create_gfx_pipeline(struct zink_screen *screen,
vertex_input_state.pVertexAttributeDescriptions = state->element_state->attribs;
vertex_input_state.vertexAttributeDescriptionCount = state->element_state->num_attribs;
VkPipelineVertexInputDivisorStateCreateInfoEXT vdiv_state = {};
if (state->divisors_present) {
vertex_input_state.pNext = &vdiv_state;
vdiv_state.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_DIVISOR_STATE_CREATE_INFO_EXT;
vdiv_state.vertexBindingDivisorCount = state->divisors_present;
vdiv_state.pVertexBindingDivisors = state->divisors;
}
VkPipelineInputAssemblyStateCreateInfo primitive_state = {};
primitive_state.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
primitive_state.topology = primitive_topology;

2
src/gallium/drivers/zink/zink_pipeline.h
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@@ -41,6 +41,8 @@ struct zink_gfx_pipeline_state {
struct zink_vertex_elements_hw_state *element_state;
VkVertexInputBindingDescription bindings[PIPE_MAX_ATTRIBS]; // combination of element_state and stride
VkVertexInputBindingDivisorDescriptionEXT divisors[PIPE_MAX_ATTRIBS];
uint8_t divisors_present;
uint32_t num_attachments;
struct zink_blend_state *blend_state;

3
src/gallium/drivers/zink/zink_screen.c
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@@ -98,6 +98,9 @@ zink_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_TGSI_TEXCOORD:
return 1;
case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
return screen->have_EXT_vertex_attribute_divisor;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
if (!screen->feats.dualSrcBlend)
return 0;

13
src/gallium/drivers/zink/zink_state.c
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@@ -48,7 +48,6 @@ zink_create_vertex_elements_state(struct pipe_context *pctx,
int num_bindings = 0;
for (i = 0; i < num_elements; ++i) {
const struct pipe_vertex_element *elem = elements + i;
assert(!elem->instance_divisor);
int binding = elem->vertex_buffer_index;
if (buffer_map[binding] < 0) {
@@ -59,7 +58,11 @@ zink_create_vertex_elements_state(struct pipe_context *pctx,
ves->bindings[binding].binding = binding;
ves->bindings[binding].inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
ves->bindings[binding].inputRate = elem->instance_divisor ? VK_VERTEX_INPUT_RATE_INSTANCE : VK_VERTEX_INPUT_RATE_VERTEX;
assert(!elem->instance_divisor || zink_screen(pctx->screen)->have_EXT_vertex_attribute_divisor);
ves->divisor[binding] = elem->instance_divisor;
assert(elem->instance_divisor <= screen->max_vertex_attrib_divisor);
ves->hw_state.attribs[i].binding = binding;
ves->hw_state.attribs[i].location = i; // TODO: unsure
@@ -82,12 +85,18 @@ zink_bind_vertex_elements_state(struct pipe_context *pctx,
struct zink_gfx_pipeline_state *state = &ctx->gfx_pipeline_state;
ctx->element_state = cso;
state->hash = 0;
state->divisors_present = 0;
if (cso) {
state->element_state = &ctx->element_state->hw_state;
struct zink_vertex_elements_state *ves = cso;
for (int i = 0; i < state->element_state->num_bindings; ++i) {
state->bindings[i].binding = ves->bindings[i].binding;
state->bindings[i].inputRate = ves->bindings[i].inputRate;
if (ves->divisor[i]) {
state->divisors[state->divisors_present].divisor = ves->divisor[i];
state->divisors[state->divisors_present].binding = state->bindings[i].binding;
state->divisors_present++;
}
}
} else
state->element_state = NULL;

1
src/gallium/drivers/zink/zink_state.h
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@@ -38,6 +38,7 @@ struct zink_vertex_elements_state {
uint32_t binding;
VkVertexInputRate inputRate;
} bindings[PIPE_MAX_ATTRIBS];
uint32_t divisor[PIPE_MAX_ATTRIBS];
uint8_t binding_map[PIPE_MAX_ATTRIBS];
struct zink_vertex_elements_hw_state hw_state;
};