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6c5ae48a05
This adds a GdkColorStates that encodes 2 of the default GdkColorStates and wether their values are premultiplied or not. Neither do the shaders do anything with this information yet, nor do the shaders do anything with it yet, this is just the plumbing.
101 lines
3.7 KiB
C
101 lines
3.7 KiB
C
#pragma once
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#include <gdk/gdk.h>
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#include "gskgputypesprivate.h"
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G_BEGIN_DECLS
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typedef enum
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{
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GSK_GPU_STAGE_UPLOAD,
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GSK_GPU_STAGE_PASS,
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GSK_GPU_STAGE_COMMAND,
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GSK_GPU_STAGE_SHADER,
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/* magic ones */
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GSK_GPU_STAGE_BEGIN_PASS,
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GSK_GPU_STAGE_END_PASS
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} GskGpuStage;
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typedef struct _GskGLCommandState GskGLCommandState;
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typedef struct _GskVulkanCommandState GskVulkanCommandState;
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struct _GskGLCommandState
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{
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gsize flip_y;
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struct {
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const GskGpuOpClass *op_class;
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GskGpuColorStates color_states;
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guint32 variation;
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GskGpuShaderClip clip;
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gsize n_external;
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} current_program;
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GskGLDescriptors *desc;
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};
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#ifdef GDK_RENDERING_VULKAN
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struct _GskVulkanCommandState
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{
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VkRenderPass vk_render_pass;
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VkFormat vk_format;
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VkCommandBuffer vk_command_buffer;
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GskGpuBlend blend;
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GskVulkanDescriptors *desc;
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GskVulkanSemaphores *semaphores;
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};
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#endif
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struct _GskGpuOp
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{
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const GskGpuOpClass *op_class;
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GskGpuOp *next;
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};
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struct _GskGpuOpClass
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{
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gsize size;
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GskGpuStage stage;
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void (* finish) (GskGpuOp *op);
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void (* print) (GskGpuOp *op,
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GskGpuFrame *frame,
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GString *string,
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guint indent);
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#ifdef GDK_RENDERING_VULKAN
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GskGpuOp * (* vk_command) (GskGpuOp *op,
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GskGpuFrame *frame,
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GskVulkanCommandState *state);
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#endif
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GskGpuOp * (* gl_command) (GskGpuOp *op,
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GskGpuFrame *frame,
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GskGLCommandState *state);
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};
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/* ensures alignment of ops to multiples of 16 bytes - and that makes graphene happy */
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#define GSK_GPU_OP_SIZE(struct_name) ((sizeof(struct_name) + 15) & ~15)
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GskGpuOp * gsk_gpu_op_alloc (GskGpuFrame *frame,
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const GskGpuOpClass *op_class);
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void gsk_gpu_op_finish (GskGpuOp *op);
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void gsk_gpu_op_print (GskGpuOp *op,
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GskGpuFrame *frame,
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GString *string,
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guint indent);
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#ifdef GDK_RENDERING_VULKAN
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GskGpuOp * gsk_gpu_op_vk_command (GskGpuOp *op,
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GskGpuFrame *frame,
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GskVulkanCommandState *state);
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#endif
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GskGpuOp * gsk_gpu_op_gl_command (GskGpuOp *op,
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GskGpuFrame *frame,
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GskGLCommandState *state);
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G_END_DECLS
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