nuclear@7: #include <string.h>
nuclear@7: #include "vkgl.h"
nuclear@7: #include "vku.h"
nuclear@7: 
nuclear@7: static struct vkgl_state {
nuclear@7: 	VkClearValue clear;
nuclear@7: } st;
nuclear@7: 
nuclear@7: void vkgl_clear_color(float r, float g, float b, float a)
nuclear@7: {
nuclear@7: 	st.clear.color.float32[0] = r;
nuclear@7: 	st.clear.color.float32[1] = g;
nuclear@7: 	st.clear.color.float32[2] = b;
nuclear@7: 	st.clear.color.float32[3] = a;
nuclear@7: }
nuclear@7: 
nuclear@7: void vkgl_clear_depth(float z)
nuclear@7: {
nuclear@7: 	st.clear.depthStencil.depth = z;
nuclear@7: }
nuclear@7: 
nuclear@7: void vkgl_clear_stencil(int s)
nuclear@7: {
nuclear@7: 	st.clear.depthStencil.stencil = s;
nuclear@7: }
nuclear@7: 
nuclear@7: void vkgl_clear(unsigned int flags)
nuclear@7: {
nuclear@7: 	VkImageSubresourceRange wtf;
nuclear@7: 	VkSubmitInfo si;
nuclear@7: 
nuclear@7: 	memset(&wtf, 0, sizeof wtf);
nuclear@7: 
nuclear@7: 	if(flags & VKGL_COLOR_BUFFER_BIT) {
nuclear@7: 		wtf.aspectMask |= VK_IMAGE_ASPECT_COLOR_BIT;
nuclear@7: 	}
nuclear@7: 	if(flags & VKGL_DEPTH_BUFFER_BIT) {
nuclear@7: 		wtf.aspectMask |= VK_IMAGE_ASPECT_DEPTH_BIT;
nuclear@7: 	}
nuclear@7: 	if(flags & VKGL_STENCIL_BUFFER_BIT) {
nuclear@7: 		wtf.aspectMask |= VK_IMAGE_ASPECT_STENCIL_BIT;
nuclear@7: 	}
nuclear@7: 	wtf.levelCount = 1;
nuclear@7: 	wtf.layerCount = 1;
nuclear@7: 
nuclear@7: 	vku_begin_cmdbuf(vkcmdbuf, VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT);
nuclear@7: 	if(flags & VKGL_COLOR_BUFFER_BIT) {
nuclear@7: 		vkCmdClearColorImage(vkcmdbuf, swapchain_images[next_swapchain_image],
nuclear@7: 				VK_IMAGE_LAYOUT_GENERAL, &st.clear.color, 1, &wtf);
nuclear@7: 	}
nuclear@7: 	if(flags & (VKGL_DEPTH_BUFFER_BIT | VKGL_STENCIL_BUFFER_BIT)) {
nuclear@7: 		vkCmdClearDepthStencilImage(vkcmdbuf, swapchain_images[next_swapchain_image],
nuclear@7: 				VK_IMAGE_LAYOUT_GENERAL, &st.clear.depthStencil, 1, &wtf);
nuclear@7: 	}
nuclear@7: 	vku_end_cmdbuf(vkcmdbuf);
nuclear@7: 
nuclear@7: 	memset(&si, 0, sizeof si);
nuclear@7: 	si.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
nuclear@7: 	si.commandBufferCount = 1;
nuclear@7: 	si.pCommandBuffers = &vkcmdbuf;
nuclear@7: 
nuclear@7: 	vkQueueSubmit(vkq, 1, &si, 0);
nuclear@7: }