[Bf-blender-cvs] [48f985d080f] greasepencil-object: New VFX pixelate modifier

Antonio Vazquez noreply at git.blender.org
Thu Aug 17 19:36:16 CEST 2017


Commit: 48f985d080f46477afc6c606c9ac47f586cc1a7b
Author: Antonio Vazquez
Date:   Thu Aug 17 17:37:18 2017 +0200
Branches: greasepencil-object
https://developer.blender.org/rB48f985d080f46477afc6c606c9ac47f586cc1a7b

New VFX pixelate modifier

===================================================================

M	release/scripts/startup/bl_ui/properties_data_modifier.py
M	source/blender/draw/CMakeLists.txt
M	source/blender/draw/engines/gpencil/gpencil_draw_cache_impl.c
M	source/blender/draw/engines/gpencil/gpencil_engine.c
M	source/blender/draw/engines/gpencil/gpencil_engine.h
M	source/blender/draw/engines/gpencil/gpencil_vfx.c
A	source/blender/draw/engines/gpencil/shaders/gpencil_pixel_frag.glsl
M	source/blender/makesdna/DNA_modifier_types.h
M	source/blender/makesrna/RNA_access.h
M	source/blender/makesrna/intern/rna_modifier.c
M	source/blender/modifiers/CMakeLists.txt
M	source/blender/modifiers/MOD_modifiertypes.h
A	source/blender/modifiers/intern/MOD_gpencilpixel.c
M	source/blender/modifiers/intern/MOD_util.c

===================================================================

diff --git a/release/scripts/startup/bl_ui/properties_data_modifier.py b/release/scripts/startup/bl_ui/properties_data_modifier.py
index 6d8d5341278..c92f669a30b 100644
--- a/release/scripts/startup/bl_ui/properties_data_modifier.py
+++ b/release/scripts/startup/bl_ui/properties_data_modifier.py
@@ -1801,6 +1801,22 @@ class DATA_PT_modifiers(ModifierButtonsPanel, Panel):
         col.prop(md, "period")
         col.prop(md, "phase")
 
+    def GP_PIXEL(self, layout, ob, md):
+        split = layout.split()
+
+        col = split.column()
+        col.label(text="Size:")
+        col.prop(md, "size", text="")
+
+        col.separator()
+        col.prop(md, "use_lines")
+
+        row = col.row()
+        col = row.column()
+        col.enabled = md.use_lines
+        col.prop(md, "color")
+
+
 classes = (
     DATA_PT_modifiers,
 )
diff --git a/source/blender/draw/CMakeLists.txt b/source/blender/draw/CMakeLists.txt
index 7e74cec5e3f..bfb8450daea 100644
--- a/source/blender/draw/CMakeLists.txt
+++ b/source/blender/draw/CMakeLists.txt
@@ -216,6 +216,7 @@ data_to_c_simple(engines/gpencil/shaders/gpencil_point_geom.glsl SRC)
 data_to_c_simple(engines/gpencil/shaders/gpencil_point_frag.glsl SRC)
 data_to_c_simple(engines/gpencil/shaders/gpencil_gaussian_blur_frag.glsl SRC)
 data_to_c_simple(engines/gpencil/shaders/gpencil_wave_frag.glsl SRC)
+data_to_c_simple(engines/gpencil/shaders/gpencil_pixel_frag.glsl SRC)
 
 list(APPEND INC
 )
diff --git a/source/blender/draw/engines/gpencil/gpencil_draw_cache_impl.c b/source/blender/draw/engines/gpencil/gpencil_draw_cache_impl.c
index fa41ded5e9d..644f8cd6b75 100644
--- a/source/blender/draw/engines/gpencil/gpencil_draw_cache_impl.c
+++ b/source/blender/draw/engines/gpencil/gpencil_draw_cache_impl.c
@@ -91,6 +91,9 @@ void gpencil_object_cache_add(tGPencilObjectCache *cache, Object *ob, int *gp_ca
 	cache[*gp_cache_used].init_vfx_blur_sh_4 = NULL;
 	cache[*gp_cache_used].end_vfx_blur_sh_4 = NULL;
 
+	cache[*gp_cache_used].init_vfx_pixel_sh = NULL;
+	cache[*gp_cache_used].end_vfx_pixel_sh = NULL;
+
 	/* calculate zdepth from point of view */
 	float zdepth = 0.0;
 	if (rv3d->is_persp) {
diff --git a/source/blender/draw/engines/gpencil/gpencil_engine.c b/source/blender/draw/engines/gpencil/gpencil_engine.c
index 3190a4bbed6..3344df5e699 100644
--- a/source/blender/draw/engines/gpencil/gpencil_engine.c
+++ b/source/blender/draw/engines/gpencil/gpencil_engine.c
@@ -47,6 +47,7 @@ extern char datatoc_gpencil_point_geom_glsl[];
 extern char datatoc_gpencil_point_frag_glsl[];
 extern char datatoc_gpencil_gaussian_blur_frag_glsl[];
 extern char datatoc_gpencil_wave_frag_glsl[];
+extern char datatoc_gpencil_pixel_frag_glsl[];
 
 /* *********** STATIC *********** */
 static GPENCIL_e_data e_data = {NULL}; /* Engine data */
@@ -147,6 +148,7 @@ static void GPENCIL_engine_free(void)
 	DRW_SHADER_FREE_SAFE(e_data.gpencil_fullscreen_sh);
 	DRW_SHADER_FREE_SAFE(e_data.gpencil_vfx_blur_sh);
 	DRW_SHADER_FREE_SAFE(e_data.gpencil_vfx_wave_sh);
+	DRW_SHADER_FREE_SAFE(e_data.gpencil_vfx_pixel_sh);
 
 	DRW_TEXTURE_FREE_SAFE(e_data.gpencil_blank_texture);
 }
@@ -196,6 +198,9 @@ static void GPENCIL_cache_init(void *vedata)
 	if (!e_data.gpencil_vfx_wave_sh) {
 		e_data.gpencil_vfx_wave_sh = DRW_shader_create_fullscreen(datatoc_gpencil_wave_frag_glsl, NULL);
 	}
+	if (!e_data.gpencil_vfx_pixel_sh) {
+		e_data.gpencil_vfx_pixel_sh = DRW_shader_create_fullscreen(datatoc_gpencil_pixel_frag_glsl, NULL);
+	}
 
 	{
 		/* Stroke pass */
@@ -255,6 +260,14 @@ static void GPENCIL_cache_init(void *vedata)
 		DRW_shgroup_uniform_buffer(mix_vfx_shgrp, "strokeColor", &e_data.vfx_fbcolor_color_tx_a);
 		DRW_shgroup_uniform_buffer(mix_vfx_shgrp, "strokeDepth", &e_data.vfx_fbcolor_depth_tx_a);
 
+		/* vfx copy pass from txtb to txta */
+		vfxquad = DRW_cache_fullscreen_quad_get();
+		psl->vfx_copy_pass = DRW_pass_create("GPencil VFX Copy b to a Pass", DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS);
+		DRWShadingGroup *vfx_copy_shgrp = DRW_shgroup_create(e_data.gpencil_fullscreen_sh, psl->vfx_copy_pass);
+		DRW_shgroup_call_add(vfx_copy_shgrp, vfxquad, NULL);
+		DRW_shgroup_uniform_buffer(vfx_copy_shgrp, "strokeColor", &e_data.vfx_fbcolor_color_tx_b);
+		DRW_shgroup_uniform_buffer(vfx_copy_shgrp, "strokeDepth", &e_data.vfx_fbcolor_depth_tx_b);
+
 		/* VFX pass */
 		psl->vfx_wave_pass = DRW_pass_create("GPencil VFX Wave Pass", DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS);
 
@@ -262,6 +275,8 @@ static void GPENCIL_cache_init(void *vedata)
 		psl->vfx_blur_pass_2 = DRW_pass_create("GPencil VFX Blur Pass 2", DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS);
 		psl->vfx_blur_pass_3 = DRW_pass_create("GPencil VFX Blur Pass 3", DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS);
 		psl->vfx_blur_pass_4 = DRW_pass_create("GPencil VFX Blur Pass 4", DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS);
+
+		psl->vfx_pixel_pass = DRW_pass_create("GPencil VFX Pixel Pass", DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS);
 	}
 }
 
@@ -386,7 +401,7 @@ static void GPENCIL_draw_scene(void *vedata)
 			}
 
 			/* vfx pass */
-			if ((cache->init_vfx_wave_sh) && (cache->init_vfx_wave_sh)) {
+			if ((cache->init_vfx_wave_sh) && (cache->end_vfx_wave_sh)) {
 				DRW_framebuffer_bind(fbl->vfx_color_fb_a);
 				DRW_framebuffer_clear(true, true, false, clearcol, 1.0f);
 
@@ -418,6 +433,19 @@ static void GPENCIL_draw_scene(void *vedata)
 						cache->init_vfx_blur_sh_4,
 						cache->end_vfx_blur_sh_4);
 				}
+				/* pixel pass */
+				if ((cache->init_vfx_pixel_sh) && (cache->end_vfx_pixel_sh)) {
+					DRW_framebuffer_bind(fbl->vfx_color_fb_b);
+					DRW_framebuffer_clear(true, true, false, clearcol, 1.0f);
+					/* pixel pass */
+					DRW_draw_pass_subset(psl->vfx_pixel_pass,
+						cache->init_vfx_pixel_sh,
+						cache->end_vfx_pixel_sh);
+					/* copy pass from b to a */
+					DRW_framebuffer_bind(fbl->vfx_color_fb_a);
+					DRW_framebuffer_clear(true, true, false, clearcol, 1.0f);
+					DRW_draw_pass(psl->vfx_copy_pass);
+				}
 				/* Combine with scene buffer */
 				DRW_framebuffer_bind(dfbl->default_fb);
 				/* Mix VFX Pass */
diff --git a/source/blender/draw/engines/gpencil/gpencil_engine.h b/source/blender/draw/engines/gpencil/gpencil_engine.h
index 05bbfadd015..7c653bb72e0 100644
--- a/source/blender/draw/engines/gpencil/gpencil_engine.h
+++ b/source/blender/draw/engines/gpencil/gpencil_engine.h
@@ -44,6 +44,12 @@ struct GPENCIL_StorageList;
 #define GPENCIL_COLOR_PATTERN 2
 
  /* *********** OBJECTS CACHE *********** */
+typedef struct GPencilVFXPixel {
+	float size[2];
+	float rgba[4];
+	int lines;
+} GPencilVFXPixel;
+
 typedef struct GPencilVFXBlur {
 	float x;
 	float y;
@@ -63,6 +69,7 @@ typedef struct tGPencilObjectCache {
 	int init_grp, end_grp;
 	DRWShadingGroup *init_vfx_wave_sh;
 	DRWShadingGroup *end_vfx_wave_sh;
+
 	DRWShadingGroup *init_vfx_blur_sh_1;
 	DRWShadingGroup *end_vfx_blur_sh_1;
 	DRWShadingGroup *init_vfx_blur_sh_2;
@@ -71,6 +78,9 @@ typedef struct tGPencilObjectCache {
 	DRWShadingGroup *end_vfx_blur_sh_3;
 	DRWShadingGroup *init_vfx_blur_sh_4;
 	DRWShadingGroup *end_vfx_blur_sh_4;
+
+	DRWShadingGroup *init_vfx_pixel_sh;
+	DRWShadingGroup *end_vfx_pixel_sh;
 	float zdepth;
 } tGPencilObjectCache;
 
@@ -78,6 +88,7 @@ typedef struct tGPencilObjectCache {
 typedef struct GPENCIL_vfx {
 	GPencilVFXBlur vfx_blur;
 	GPencilVFXWave vfx_wave;
+	GPencilVFXPixel vfx_pixel;
 } GPENCIL_vfx;
 
 typedef struct GPENCIL_shgroup {
@@ -118,11 +129,13 @@ typedef struct GPENCIL_PassList {
 	struct DRWPass *drawing_pass;
 	struct DRWPass *mix_pass;
 	struct DRWPass *mix_vfx_pass;
+	struct DRWPass *vfx_copy_pass;
 	struct DRWPass *vfx_wave_pass;
 	struct DRWPass *vfx_blur_pass_1;
 	struct DRWPass *vfx_blur_pass_2;
 	struct DRWPass *vfx_blur_pass_3;
 	struct DRWPass *vfx_blur_pass_4;
+	struct DRWPass *vfx_pixel_pass;
 } GPENCIL_PassList;
 
 typedef struct GPENCIL_FramebufferList {
@@ -170,6 +183,7 @@ typedef struct GPENCIL_e_data {
 	struct GPUShader *gpencil_fullscreen_sh;
 	struct GPUShader *gpencil_vfx_blur_sh;
 	struct GPUShader *gpencil_vfx_wave_sh;
+	struct GPUShader *gpencil_vfx_pixel_sh;
 	/* temp depth texture */
 	struct GPUTexture *temp_fbcolor_depth_tx;
 	struct GPUTexture *temp_fbcolor_color_tx;
diff --git a/source/blender/draw/engines/gpencil/gpencil_vfx.c b/source/blender/draw/engines/gpencil/gpencil_vfx.c
index 74e5fb5c632..f0a5dab1186 100644
--- a/source/blender/draw/engines/gpencil/gpencil_vfx.c
+++ b/source/blender/draw/engines/gpencil/gpencil_vfx.c
@@ -227,6 +227,40 @@ static void DRW_gpencil_vfx_blur(ModifierData *md, int ob_idx, GPENCIL_e_data *e
 	cache->end_vfx_blur_sh_4 = vfx_shgrp;
 }
 
+/* Pixelate VFX */
+static void DRW_gpencil_vfx_pixel(ModifierData *md, int ob_idx, GPENCIL_e_data *e_data, GPENCIL_Data *vedata, Object *ob, tGPencilObjectCache *cache)
+{
+	if (md == NULL) {
+		return;
+	}
+
+	GpencilPixelModifierData *mmd = (GpencilPixelModifierData *)md;
+
+	GPENCIL_StorageList *stl = ((GPENCIL_Data *)vedata)->stl;
+	GPENCIL_PassList *psl = ((GPENCIL_Data *)vedata)->psl;
+	DRWShadingGroup *vfx_shgrp;
+	stl->vfx[ob_idx].vfx_pixel.size[0] = mmd->size[0];
+	stl->vfx[ob_idx].vfx_pixel.size[1] = mmd->size[1];
+	copy_v4_v4(stl->vfx[ob_idx].vfx_pixel.rgba, mmd->rgba);
+	stl->vfx[ob_idx].vfx_pixel.lines = (int)mmd->flag & GP_PIXEL_USE_LINES;
+
+	struct Gwn_Batch *vfxquad = DRW_cache_fullscreen_quad_get();
+	vfx_shgrp = DRW_shgroup_create(e_data->gpencil_vfx_pixel_sh, psl->vfx_pixel_pass);
+	DRW_shgroup_call_add(vfx_shgrp, vfxquad, NULL);
+	DRW_shgroup_uniform_buffer(vfx_shgrp, "strokeColor", &e_data->vfx_fbcolor_color_tx_a);
+	DRW_shgroup_uniform_buffer(vfx_shgrp, "strokeDepth", &e_data->vfx_fbcolor_depth_tx_a);
+	DRW_shgroup_uniform_vec2(vfx_shgrp, "size", &stl->vfx[ob_idx].vfx_pixel.size[0], 1);
+	DRW_shgroup_uniform_vec4(vfx_shgrp, "color", &stl->vfx[ob_idx].vfx_pixel.rgba[0], 1);
+	DRW_shgroup_uniform_int(vfx_shgrp, "uselines", &stl->vfx[ob_idx].vfx_pixel.lines, 1);
+
+	/* set first effect sh */
+	if (c

@@ Diff output truncated at 10240 characters. @@




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