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vulkan: Batch together multiple draw calls

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If multiple instances of the same op appear in order, we can emit one
vkCmdDraw() for all of them together.

So do that.
This commit is contained in:
Benjamin Otte 2023-07-09 16:50:19 +02:00
parent 21d2372396
commit 63ad234391
1 changed files with 18 additions and 4 deletions
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22
gsk/vulkan/gskvulkanop.c
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@ -98,11 +98,25 @@ gsk_vulkan_op_draw_command_n (GskVulkanOp *op,
VkCommandBuffer command_buffer,
gsize instance_scale)
{
vkCmdDraw (command_buffer,
6 * instance_scale, 1,
0, op->vertex_offset / op->op_class->vertex_input_state->pVertexBindingDescriptions[0].stride);
GskVulkanOp *next;
gsize stride = op->op_class->vertex_input_state->pVertexBindingDescriptions[0].stride;
gsize i;
return op->next;
i = 1;
for (next = op->next; next; next = next->next)
{
if (next->op_class != op->op_class ||
next->vertex_offset != op->vertex_offset + i * stride)
break;
i++;
}
vkCmdDraw (command_buffer,
6 * instance_scale, i,
0, op->vertex_offset / stride);
return next;
}
GskVulkanOp *