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radv: add support for VK_EXT_conditional_rendering

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Inherited commands buffers are not supported.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2018-07-09 11:37:15 +02:00
parent 946cf3f39f
commit e45ba51ea4
8 changed files with 111 additions and 1 deletions
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src/amd/vulkan/radv_cmd_buffer.c
+37
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@@ -4414,3 +4414,40 @@ void radv_CmdSetDeviceMask(VkCommandBuffer commandBuffer,
{
/* No-op */
}
/* VK_EXT_conditional_rendering */
void vkCmdBeginConditionalRenderingEXT(
VkCommandBuffer commandBuffer,
const VkConditionalRenderingBeginInfoEXT* pConditionalRenderingBegin)
{
RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer);
RADV_FROM_HANDLE(radv_buffer, buffer, pConditionalRenderingBegin->buffer);
bool inverted;
uint64_t va;
va = radv_buffer_get_va(buffer->bo) + pConditionalRenderingBegin->offset;
inverted = pConditionalRenderingBegin->flags & VK_CONDITIONAL_RENDERING_INVERTED_BIT_EXT;
/* Enable predication for this command buffer. */
si_emit_set_predication_state(cmd_buffer, inverted, va);
cmd_buffer->state.predicating = true;
/* Store conditional rendering user info. */
cmd_buffer->state.predication_type = inverted;
cmd_buffer->state.predication_va = va;
}
void vkCmdEndConditionalRenderingEXT(
VkCommandBuffer commandBuffer)
{
RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer);
/* Disable predication for this command buffer. */
si_emit_set_predication_state(cmd_buffer, false, 0);
cmd_buffer->state.predicating = false;
/* Reset conditional rendering user info. */
cmd_buffer->state.predication_type = -1;
cmd_buffer->state.predication_va = 0;
}