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Diffstat (limited to 'source/blender/draw/engines/gpencil/shaders/gpencil_point_frag.glsl')
-rw-r--r--source/blender/draw/engines/gpencil/shaders/gpencil_point_frag.glsl92
1 files changed, 46 insertions, 46 deletions
diff --git a/source/blender/draw/engines/gpencil/shaders/gpencil_point_frag.glsl b/source/blender/draw/engines/gpencil/shaders/gpencil_point_frag.glsl
index ca8c888fe21..c8af822bc9e 100644
--- a/source/blender/draw/engines/gpencil/shaders/gpencil_point_frag.glsl
+++ b/source/blender/draw/engines/gpencil/shaders/gpencil_point_frag.glsl
@@ -11,62 +11,62 @@ out vec4 fragColor;
#define texture2D texture
-#define GPENCIL_MODE_LINE 0
-#define GPENCIL_MODE_DOTS 1
-#define GPENCIL_MODE_BOX 2
+#define GPENCIL_MODE_LINE 0
+#define GPENCIL_MODE_DOTS 1
+#define GPENCIL_MODE_BOX 2
/* keep this list synchronized with list in gpencil_engine.h */
-#define GPENCIL_COLOR_SOLID 0
+#define GPENCIL_COLOR_SOLID 0
#define GPENCIL_COLOR_TEXTURE 1
#define GPENCIL_COLOR_PATTERN 2
/* Function to check the point inside ellipse */
-float checkpoint(vec2 pt, vec2 radius)
-{
- float p = (pow(pt.x, 2) / pow(radius.x, 2)) + (pow(pt.y, 2) / pow(radius.y, 2));
-
- return p;
-}
+float checkpoint(vec2 pt, vec2 radius)
+{
+ float p = (pow(pt.x, 2) / pow(radius.x, 2)) + (pow(pt.y, 2) / pow(radius.y, 2));
+
+ return p;
+}
void main()
{
- vec2 centered = mTexCoord - vec2(0.5);
- float ellip = checkpoint(centered, vec2(gradient_s / 2.0));
+ vec2 centered = mTexCoord - vec2(0.5);
+ float ellip = checkpoint(centered, vec2(gradient_s / 2.0));
+
+ if (mode != GPENCIL_MODE_BOX) {
+ if (ellip > 1.0) {
+ discard;
+ }
+ }
+
+ vec4 tmp_color = texture2D(myTexture, mTexCoord);
- if (mode != GPENCIL_MODE_BOX) {
- if (ellip > 1.0) {
- discard;
- }
- }
+ /* Solid */
+ if (color_type == GPENCIL_COLOR_SOLID) {
+ fragColor = mColor;
+ }
+ /* texture */
+ if (color_type == GPENCIL_COLOR_TEXTURE) {
+ fragColor = texture2D(myTexture, mTexCoord);
+ /* mult both alpha factor to use strength factor with texture */
+ fragColor.a = min(fragColor.a * mColor.a, fragColor.a);
+ }
+ /* pattern */
+ if (color_type == GPENCIL_COLOR_PATTERN) {
+ vec4 text_color = texture2D(myTexture, mTexCoord);
+ fragColor = mColor;
+ /* mult both alpha factor to use strength factor with color alpha limit */
+ fragColor.a = min(text_color.a * mColor.a, mColor.a);
+ }
- vec4 tmp_color = texture2D(myTexture, mTexCoord);
+ if ((mode == GPENCIL_MODE_DOTS) && (gradient_f < 1.0)) {
+ float dist = length(centered) * 2;
+ float decay = dist * (1.0 - gradient_f) * fragColor.a;
+ fragColor.a = clamp(fragColor.a - decay, 0.0, 1.0);
+ fragColor.a = fragColor.a * (1.0 - ellip);
+ }
- /* Solid */
- if (color_type == GPENCIL_COLOR_SOLID) {
- fragColor = mColor;
- }
- /* texture */
- if (color_type == GPENCIL_COLOR_TEXTURE) {
- fragColor = texture2D(myTexture, mTexCoord);
- /* mult both alpha factor to use strength factor with texture */
- fragColor.a = min(fragColor.a * mColor.a, fragColor.a);
- }
- /* pattern */
- if (color_type == GPENCIL_COLOR_PATTERN) {
- vec4 text_color = texture2D(myTexture, mTexCoord);
- fragColor = mColor;
- /* mult both alpha factor to use strength factor with color alpha limit */
- fragColor.a = min(text_color.a * mColor.a, mColor.a);
- }
-
- if ((mode == GPENCIL_MODE_DOTS) && (gradient_f < 1.0)) {
- float dist = length(centered) * 2;
- float decay = dist * (1.0 - gradient_f) * fragColor.a;
- fragColor.a = clamp(fragColor.a - decay, 0.0, 1.0);
- fragColor.a = fragColor.a * (1.0 - ellip);
- }
-
- if(fragColor.a < 0.0035) {
- discard;
- }
+ if (fragColor.a < 0.0035) {
+ discard;
+ }
}