foo

[vktest3] / src / vk.c

diff --git a/src/vk.c b/src/vk.c
index ebc31ae..f5557b3 100644 (file)
--- a/src/vk.c
+++ b/src/vk.c
@@ -253,6 +253,45 @@ int vk_next_image(VkSemaphore sem)
        return (int)idx;
 }
 
+int vk_submit(VkQueue q, VkCommandBuffer cmdbuf, VkSemaphore semwait, VkSemaphore semsig)
+{
+       /* TODO: investigate if we need to expose the wait stage */
+       VkPipelineStageFlags wait_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
+       VkSubmitInfo sinf = {0};
+       sinf.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
+       sinf.waitSemaphoreCount = semwait ? 1 : 0;
+       sinf.pWaitSemaphores = &semwait;
+       sinf.pWaitDstStageMask = &wait_stage;
+       sinf.commandBufferCount = 1;
+       sinf.pCommandBuffers = &cmdbuf;
+       sinf.signalSemaphoreCount = semsig ? 1 : 0;
+       sinf.pSignalSemaphores = &semsig;
+
+       if(vkQueueSubmit(q, 1, &sinf, 0) != 0) {
+               fprintf(stderr, "failed to submit command buffer\n");
+               return -1;
+       }
+       return 0;
+}
+
+int vk_present(VkQueue q, int imgid, VkSemaphore semwait)
+{
+       VkPresentInfoKHR pinf = {0};
+
+       pinf.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
+       pinf.waitSemaphoreCount = semwait ? 1 : 0;
+       pinf.pWaitSemaphores = &semwait;
+       pinf.swapchainCount = 1;
+       pinf.pSwapchains = &vksc;
+       pinf.pImageIndices = (unsigned int*)&imgid;
+
+       if(vkQueuePresentKHR(q, &pinf) != 0) {
+               fprintf(stderr, "present failed\n");
+               return -1;
+       }
+       return 0;
+}
+
 int vk_find_qfamily(unsigned int flags)
 {
        int i, famidx = -1;
@@ -359,6 +398,16 @@ VkCommandBuffer vk_create_cmdbuf(unsigned int qflags, int level)
        return vk_create_cmdbuf_fam(qfam, level);
 }
 
+VkCommandBuffer vk_get_cmdbuf(int imgid)
+{
+       if(imgid < 0 || imgid >= vksc_numimg) {
+               fprintf(stderr, "vk_get_cmdbuf: invalid id %d, swap chain has %d images\n",
+                               imgid, vksc_numimg);
+               return 0;
+       }
+       return vksc_cmdbuf[imgid];
+}
+
 int vk_create_rpass(void)
 {
        int i;
@@ -499,7 +548,7 @@ int vk_create_fb(void)
 
        if(!framebufs) {
                framebufs = darr_alloc(0, sizeof *framebufs);
-               darr_push(framebufs, &framebuf);        /* add dummy rpass */
+               darr_push(framebufs, &framebuf);        /* add dummy framebuffer */
        }
 
        for(i=1; i<darr_size(framebufs); i++) {