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