From 291a9337860fb9ed9a89310f618db212cee53ab8 Mon Sep 17 00:00:00 2001 From: Samuel Pitoiset Date: Tue, 29 Jan 2019 22:18:49 +0100 Subject: [PATCH] radv: add radv_cmd_buffer_begin_subpass() helper To unify some code in BeginRenderPass() and NextSubpass(). Based on Intel ANV driver. Signed-off-by: Samuel Pitoiset Reviewed-by: Bas Nieuwenhuizen --- src/amd/vulkan/radv_cmd_buffer.c | 44 +++++++++++++++++++++++++++++----------- 1 file changed, 32 insertions(+), 12 deletions(-) diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c index dcd2059..b054e10 100644 --- a/src/amd/vulkan/radv_cmd_buffer.c +++ b/src/amd/vulkan/radv_cmd_buffer.c @@ -3409,6 +3409,22 @@ void radv_TrimCommandPool( } } +static void +radv_cmd_buffer_begin_subpass(struct radv_cmd_buffer *cmd_buffer, + uint32_t subpass_id) +{ + struct radv_cmd_state *state = &cmd_buffer->state; + struct radv_subpass *subpass = &state->pass->subpasses[subpass_id]; + + MAYBE_UNUSED unsigned cdw_max = radeon_check_space(cmd_buffer->device->ws, + cmd_buffer->cs, 2048); + + radv_cmd_buffer_set_subpass(cmd_buffer, subpass, true); + radv_cmd_buffer_clear_subpass(cmd_buffer); + + assert(cmd_buffer->cs->cdw <= cdw_max); +} + void radv_CmdBeginRenderPass( VkCommandBuffer commandBuffer, const VkRenderPassBeginInfo* pRenderPassBegin, @@ -3417,9 +3433,6 @@ void radv_CmdBeginRenderPass( RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer); RADV_FROM_HANDLE(radv_render_pass, pass, pRenderPassBegin->renderPass); RADV_FROM_HANDLE(radv_framebuffer, framebuffer, pRenderPassBegin->framebuffer); - - MAYBE_UNUSED unsigned cdw_max = radeon_check_space(cmd_buffer->device->ws, - cmd_buffer->cs, 2048); VkResult result; cmd_buffer->state.framebuffer = framebuffer; @@ -3430,10 +3443,7 @@ void radv_CmdBeginRenderPass( if (result != VK_SUCCESS) return; - radv_cmd_buffer_set_subpass(cmd_buffer, pass->subpasses, true); - assert(cmd_buffer->cs->cdw <= cdw_max); - - radv_cmd_buffer_clear_subpass(cmd_buffer); + radv_cmd_buffer_begin_subpass(cmd_buffer, 0); } void radv_CmdBeginRenderPass2KHR( @@ -3445,6 +3455,19 @@ void radv_CmdBeginRenderPass2KHR( pSubpassBeginInfo->contents); } +static uint32_t +radv_get_subpass_id(struct radv_cmd_buffer *cmd_buffer) +{ + struct radv_cmd_state *state = &cmd_buffer->state; + uint32_t subpass_id = state->subpass - state->pass->subpasses; + + /* The id of this subpass shouldn't exceed the number of subpasses in + * this render pass minus 1. + */ + assert(subpass_id < state->pass->subpass_count); + return subpass_id; +} + void radv_CmdNextSubpass( VkCommandBuffer commandBuffer, VkSubpassContents contents) @@ -3453,11 +3476,8 @@ void radv_CmdNextSubpass( radv_cmd_buffer_resolve_subpass(cmd_buffer); - radeon_check_space(cmd_buffer->device->ws, cmd_buffer->cs, - 2048); - - radv_cmd_buffer_set_subpass(cmd_buffer, cmd_buffer->state.subpass + 1, true); - radv_cmd_buffer_clear_subpass(cmd_buffer); + uint32_t prev_subpass = radv_get_subpass_id(cmd_buffer); + radv_cmd_buffer_begin_subpass(cmd_buffer, prev_subpass + 1); } void radv_CmdNextSubpass2KHR( -- 2.7.4