gtk/gsk/gpu/gskgpuborderop.c
Benjamin Otte 1733671295 gpu: Add a CommandState struct to the command vfuncs
This way, we can make it writable and track things like the active
textures and the current program.

We don't do that yet, but we can.
2024-01-07 07:22:51 +01:00

130 lines
4.0 KiB
C

#include "config.h"
#include "gskgpuborderopprivate.h"
#include "gskgpuframeprivate.h"
#include "gskgpuprintprivate.h"
#include "gskgpushaderopprivate.h"
#include "gsk/gskroundedrectprivate.h"
#include "gpu/shaders/gskgpuborderinstance.h"
typedef struct _GskGpuBorderOp GskGpuBorderOp;
struct _GskGpuBorderOp
{
GskGpuShaderOp op;
};
static gboolean
color_equal (const float *color1,
const float *color2)
{
return gdk_rgba_equal (&(GdkRGBA) { color1[0], color1[1], color1[2], color1[3] },
&(GdkRGBA) { color1[0], color1[1], color1[2], color1[3] });
}
static void
gsk_gpu_border_op_print (GskGpuOp *op,
GskGpuFrame *frame,
GString *string,
guint indent)
{
GskGpuShaderOp *shader = (GskGpuShaderOp *) op;
GskGpuBorderInstance *instance;
instance = (GskGpuBorderInstance *) gsk_gpu_frame_get_vertex_data (frame, shader->vertex_offset);
gsk_gpu_print_op (string, indent, "border");
gsk_gpu_print_rounded_rect (string, instance->outline);
gsk_gpu_print_rgba (string, (const float *) &instance->border_colors[0]);
if (!color_equal (&instance->border_colors[12], &instance->border_colors[0]) ||
!color_equal (&instance->border_colors[8], &instance->border_colors[0]) ||
!color_equal (&instance->border_colors[4], &instance->border_colors[0]))
{
gsk_gpu_print_rgba (string, &instance->border_colors[4]);
gsk_gpu_print_rgba (string, &instance->border_colors[8]);
gsk_gpu_print_rgba (string, &instance->border_colors[12]);
}
g_string_append_printf (string, "%g ", instance->border_widths[0]);
if (instance->border_widths[0] != instance->border_widths[1] ||
instance->border_widths[0] != instance->border_widths[2] ||
instance->border_widths[0] != instance->border_widths[3])
{
g_string_append_printf (string, "%g %g %g ",
instance->border_widths[1],
instance->border_widths[2],
instance->border_widths[3]);
}
gsk_gpu_print_newline (string);
}
#ifdef GDK_RENDERING_VULKAN
static GskGpuOp *
gsk_gpu_border_op_vk_command (GskGpuOp *op,
GskGpuFrame *frame,
GskVulkanCommandState *state)
{
return gsk_gpu_shader_op_vk_command_n (op, frame, state, 8);
}
#endif
static GskGpuOp *
gsk_gpu_border_op_gl_command (GskGpuOp *op,
GskGpuFrame *frame,
GskGLCommandState *state)
{
return gsk_gpu_shader_op_gl_command_n (op, frame, state, 8);
}
static const GskGpuShaderOpClass GSK_GPU_BORDER_OP_CLASS = {
{
GSK_GPU_OP_SIZE (GskGpuBorderOp),
GSK_GPU_STAGE_SHADER,
gsk_gpu_shader_op_finish,
gsk_gpu_border_op_print,
#ifdef GDK_RENDERING_VULKAN
gsk_gpu_border_op_vk_command,
#endif
gsk_gpu_border_op_gl_command
},
"gskgpuborder",
sizeof (GskGpuBorderInstance),
#ifdef GDK_RENDERING_VULKAN
&gsk_gpu_border_info,
#endif
gsk_gpu_border_setup_vao
};
void
gsk_gpu_border_op (GskGpuFrame *frame,
GskGpuShaderClip clip,
const GskRoundedRect *outline,
const graphene_point_t *offset,
const graphene_point_t *inside_offset,
const float widths[4],
const GdkRGBA colors[4])
{
GskGpuBorderInstance *instance;
guint i;
gsk_gpu_shader_op_alloc (frame,
&GSK_GPU_BORDER_OP_CLASS,
clip,
NULL,
&instance);
gsk_rounded_rect_to_float (outline, offset, instance->outline);
for (i = 0; i < 4; i++)
{
instance->border_widths[i] = widths[i];
gsk_gpu_rgba_to_float (&colors[i], &instance->border_colors[4 * i]);
}
instance->offset[0] = inside_offset->x;
instance->offset[1] = inside_offset->y;
}