forked from AuroraMiddleware/gtk
123 lines
3.9 KiB
C
123 lines
3.9 KiB
C
#include "config.h"
|
|
|
|
#include "gskvulkantexturepipelineprivate.h"
|
|
|
|
struct _GskVulkanTexturePipeline
|
|
{
|
|
GObject parent_instance;
|
|
};
|
|
|
|
typedef struct _GskVulkanTextureInstance GskVulkanTextureInstance;
|
|
|
|
struct _GskVulkanTextureInstance
|
|
{
|
|
float rect[4];
|
|
float tex_rect[4];
|
|
};
|
|
|
|
G_DEFINE_TYPE (GskVulkanTexturePipeline, gsk_vulkan_texture_pipeline, GSK_TYPE_VULKAN_PIPELINE)
|
|
|
|
static const VkPipelineVertexInputStateCreateInfo *
|
|
gsk_vulkan_texture_pipeline_get_input_state_create_info (GskVulkanPipeline *self)
|
|
{
|
|
static const VkVertexInputBindingDescription vertexBindingDescriptions[] = {
|
|
{
|
|
.binding = 0,
|
|
.stride = sizeof (GskVulkanTextureInstance),
|
|
.inputRate = VK_VERTEX_INPUT_RATE_INSTANCE
|
|
}
|
|
};
|
|
static const VkVertexInputAttributeDescription vertexInputAttributeDescription[] = {
|
|
{
|
|
.location = 0,
|
|
.binding = 0,
|
|
.format = VK_FORMAT_R32G32B32A32_SFLOAT,
|
|
.offset = G_STRUCT_OFFSET (GskVulkanTextureInstance, rect),
|
|
},
|
|
{
|
|
.location = 1,
|
|
.binding = 0,
|
|
.format = VK_FORMAT_R32G32B32A32_SFLOAT,
|
|
.offset = G_STRUCT_OFFSET (GskVulkanTextureInstance, tex_rect),
|
|
}
|
|
};
|
|
static const VkPipelineVertexInputStateCreateInfo info = {
|
|
.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
|
|
.vertexBindingDescriptionCount = G_N_ELEMENTS (vertexBindingDescriptions),
|
|
.pVertexBindingDescriptions = vertexBindingDescriptions,
|
|
.vertexAttributeDescriptionCount = G_N_ELEMENTS (vertexInputAttributeDescription),
|
|
.pVertexAttributeDescriptions = vertexInputAttributeDescription
|
|
};
|
|
|
|
return &info;
|
|
}
|
|
|
|
static void
|
|
gsk_vulkan_texture_pipeline_finalize (GObject *gobject)
|
|
{
|
|
//GskVulkanTexturePipeline *self = GSK_VULKAN_TEXTURE_PIPELINE (gobject);
|
|
|
|
G_OBJECT_CLASS (gsk_vulkan_texture_pipeline_parent_class)->finalize (gobject);
|
|
}
|
|
|
|
static void
|
|
gsk_vulkan_texture_pipeline_class_init (GskVulkanTexturePipelineClass *klass)
|
|
{
|
|
GskVulkanPipelineClass *pipeline_class = GSK_VULKAN_PIPELINE_CLASS (klass);
|
|
|
|
G_OBJECT_CLASS (klass)->finalize = gsk_vulkan_texture_pipeline_finalize;
|
|
|
|
pipeline_class->get_input_state_create_info = gsk_vulkan_texture_pipeline_get_input_state_create_info;
|
|
}
|
|
|
|
static void
|
|
gsk_vulkan_texture_pipeline_init (GskVulkanTexturePipeline *self)
|
|
{
|
|
}
|
|
|
|
GskVulkanPipeline *
|
|
gsk_vulkan_texture_pipeline_new (GdkVulkanContext *context,
|
|
VkPipelineLayout layout,
|
|
const char *shader_name,
|
|
VkRenderPass render_pass)
|
|
{
|
|
return gsk_vulkan_pipeline_new (GSK_TYPE_VULKAN_TEXTURE_PIPELINE, context, layout, shader_name, render_pass);
|
|
}
|
|
|
|
gsize
|
|
gsk_vulkan_texture_pipeline_count_vertex_data (GskVulkanTexturePipeline *pipeline)
|
|
{
|
|
return sizeof (GskVulkanTextureInstance);
|
|
}
|
|
|
|
void
|
|
gsk_vulkan_texture_pipeline_collect_vertex_data (GskVulkanTexturePipeline *pipeline,
|
|
guchar *data,
|
|
const graphene_rect_t *rect,
|
|
const graphene_rect_t *tex_rect)
|
|
{
|
|
GskVulkanTextureInstance *instance = (GskVulkanTextureInstance *) data;
|
|
|
|
instance->rect[0] = rect->origin.x;
|
|
instance->rect[1] = rect->origin.y;
|
|
instance->rect[2] = rect->size.width;
|
|
instance->rect[3] = rect->size.height;
|
|
instance->tex_rect[0] = tex_rect->origin.x;
|
|
instance->tex_rect[1] = tex_rect->origin.y;
|
|
instance->tex_rect[2] = tex_rect->size.width;
|
|
instance->tex_rect[3] = tex_rect->size.height;
|
|
}
|
|
|
|
gsize
|
|
gsk_vulkan_texture_pipeline_draw (GskVulkanTexturePipeline *pipeline,
|
|
VkCommandBuffer command_buffer,
|
|
gsize offset,
|
|
gsize n_commands)
|
|
{
|
|
vkCmdDraw (command_buffer,
|
|
6, n_commands,
|
|
0, offset);
|
|
|
|
return n_commands;
|
|
}
|