gtk/gsk/gpu/gskgpublendmodeop.c
2024-07-22 18:37:07 +02:00

82 lines
2.6 KiB
C

#include "config.h"
#include "gskgpublendmodeopprivate.h"
#include "gskenumtypes.h"
#include "gskgpuframeprivate.h"
#include "gskgpuprintprivate.h"
#include "gskrectprivate.h"
#include "gpu/shaders/gskgpublendmodeinstance.h"
typedef struct _GskGpuBlendModeOp GskGpuBlendModeOp;
struct _GskGpuBlendModeOp
{
GskGpuShaderOp op;
};
static void
gsk_gpu_blend_mode_op_print_instance (GskGpuShaderOp *shader,
gpointer instance_,
GString *string)
{
GskGpuBlendmodeInstance *instance = (GskGpuBlendmodeInstance *) instance_;
gsk_gpu_print_enum (string, GSK_TYPE_BLEND_MODE, shader->variation);
gsk_gpu_print_rect (string, instance->rect);
gsk_gpu_print_image_descriptor (string, shader->desc, instance->bottom_id);
gsk_gpu_print_enum (string, GSK_TYPE_BLEND_MODE, shader->variation);
gsk_gpu_print_image_descriptor (string, shader->desc, instance->top_id);
}
static const GskGpuShaderOpClass GSK_GPU_BLEND_MODE_OP_CLASS = {
{
GSK_GPU_OP_SIZE (GskGpuBlendModeOp),
GSK_GPU_STAGE_SHADER,
gsk_gpu_shader_op_finish,
gsk_gpu_shader_op_print,
#ifdef GDK_RENDERING_VULKAN
gsk_gpu_shader_op_vk_command,
#endif
gsk_gpu_shader_op_gl_command
},
"gskgpublendmode",
sizeof (GskGpuBlendmodeInstance),
#ifdef GDK_RENDERING_VULKAN
&gsk_gpu_blendmode_info,
#endif
gsk_gpu_blend_mode_op_print_instance,
gsk_gpu_blendmode_setup_attrib_locations,
gsk_gpu_blendmode_setup_vao
};
void
gsk_gpu_blend_mode_op (GskGpuFrame *frame,
GskGpuShaderClip clip,
GskGpuDescriptors *desc,
const graphene_rect_t *rect,
const graphene_point_t *offset,
float opacity,
GskBlendMode blend_mode,
const GskGpuShaderImage *bottom,
const GskGpuShaderImage *top)
{
GskGpuBlendmodeInstance *instance;
gsk_gpu_shader_op_alloc (frame,
&GSK_GPU_BLEND_MODE_OP_CLASS,
gsk_gpu_color_states_create_equal (TRUE, TRUE),
blend_mode,
clip,
desc,
&instance);
gsk_gpu_rect_to_float (rect, offset, instance->rect);
instance->opacity = opacity;
gsk_gpu_rect_to_float (bottom->bounds, offset, instance->bottom_rect);
instance->bottom_id = bottom->descriptor;
gsk_gpu_rect_to_float (top->bounds, offset, instance->top_rect);
instance->top_id = top->descriptor;
}