[Bf-blender-cvs] [8884930] cycles-ptex-12: Add Ptex shader node

Nicholas Bishop noreply at git.blender.org
Mon Jan 26 02:05:01 CET 2015


Commit: 8884930a77805859f2b991a8c0e4920785c572da
Author: Nicholas Bishop
Date:   Tue Jan 20 18:42:02 2015 +0100
Branches: cycles-ptex-12
https://developer.blender.org/rB8884930a77805859f2b991a8c0e4920785c572da

Add Ptex shader node

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

M	release/scripts/startup/nodeitems_builtins.py
M	source/blender/blenkernel/BKE_node.h
M	source/blender/blenkernel/intern/DerivedMesh.c
M	source/blender/blenkernel/intern/node.c
M	source/blender/editors/space_node/drawnode.c
M	source/blender/editors/space_view3d/view3d_draw.c
M	source/blender/gpu/GPU_material.h
M	source/blender/gpu/intern/gpu_codegen.c
M	source/blender/gpu/intern/gpu_codegen.h
M	source/blender/gpu/intern/gpu_draw.c
M	source/blender/gpu/intern/gpu_material.c
M	source/blender/gpu/shaders/gpu_shader_material.glsl
M	source/blender/makesdna/DNA_node_types.h
M	source/blender/makesrna/RNA_access.h
M	source/blender/makesrna/intern/rna_nodetree.c
M	source/blender/nodes/CMakeLists.txt
M	source/blender/nodes/NOD_shader.h
M	source/blender/nodes/NOD_static_types.h
A	source/blender/nodes/shader/nodes/node_shader_tex_ptex.c

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

diff --git a/release/scripts/startup/nodeitems_builtins.py b/release/scripts/startup/nodeitems_builtins.py
index 1590bd4..9ebfbd8 100644
--- a/release/scripts/startup/nodeitems_builtins.py
+++ b/release/scripts/startup/nodeitems_builtins.py
@@ -234,6 +234,7 @@ shader_node_categories = [
         NodeItem("ShaderNodeTexMagic"),
         NodeItem("ShaderNodeTexChecker"),
         NodeItem("ShaderNodeTexBrick"),
+        NodeItem("ShaderNodeTexPtex"),
         ]),
     ShaderNewNodeCategory("SH_NEW_OP_COLOR", "Color", items=[
         NodeItem("ShaderNodeMixRGB"),
diff --git a/source/blender/blenkernel/BKE_node.h b/source/blender/blenkernel/BKE_node.h
index 573fa60..42b1753 100644
--- a/source/blender/blenkernel/BKE_node.h
+++ b/source/blender/blenkernel/BKE_node.h
@@ -755,6 +755,7 @@ struct ShadeResult;
 #define SH_NODE_COMBXYZ					189
 #define SH_NODE_OUTPUT_LINESTYLE		190
 #define SH_NODE_UVALONGSTROKE			191
+#define SH_NODE_TEX_PTEX                192
 
 /* custom defines options for Material node */
 #define SH_NODE_MAT_DIFF   1
diff --git a/source/blender/blenkernel/intern/DerivedMesh.c b/source/blender/blenkernel/intern/DerivedMesh.c
index 849f871..e347f60 100644
--- a/source/blender/blenkernel/intern/DerivedMesh.c
+++ b/source/blender/blenkernel/intern/DerivedMesh.c
@@ -76,6 +76,9 @@ static DerivedMesh *navmesh_dm_createNavMeshForVisualization(DerivedMesh *dm);
 #include "GPU_extensions.h"
 #include "GPU_glew.h"
 
+#include "IMB_imbuf.h"
+#include "IMB_imbuf_types.h"
+
 /* very slow! enable for testing only! */
 //#define USE_MODIFIER_VALIDATE
 
diff --git a/source/blender/blenkernel/intern/node.c b/source/blender/blenkernel/intern/node.c
index 039af94..96b6647 100644
--- a/source/blender/blenkernel/intern/node.c
+++ b/source/blender/blenkernel/intern/node.c
@@ -3568,6 +3568,7 @@ static void registerShaderNodes(void)
 	register_node_type_sh_tex_magic();
 	register_node_type_sh_tex_checker();
 	register_node_type_sh_tex_brick();
+	register_node_type_sh_tex_ptex();
 }
 
 static void registerTextureNodes(void)
diff --git a/source/blender/editors/space_node/drawnode.c b/source/blender/editors/space_node/drawnode.c
index 870b463..30db8fd 100644
--- a/source/blender/editors/space_node/drawnode.c
+++ b/source/blender/editors/space_node/drawnode.c
@@ -888,6 +888,10 @@ static void node_shader_buts_uvalongstroke(uiLayout *layout, bContext *UNUSED(C)
 	uiItemR(layout, ptr, "use_tips", 0, NULL, 0);
 }
 
+static void node_shader_buts_ptex(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
+{
+}
+
 static void node_shader_buts_normal_map(uiLayout *layout, bContext *C, PointerRNA *ptr)
 {
 	uiItemR(layout, ptr, "space", 0, "", 0);
@@ -1132,6 +1136,9 @@ static void node_shader_set_butfunc(bNodeType *ntype)
 		case SH_NODE_OUTPUT_LINESTYLE:
 			ntype->draw_buttons = node_buts_output_linestyle;
 			break;
+		case SH_NODE_TEX_PTEX:
+			ntype->draw_buttons = node_shader_buts_ptex;
+			break;
 	}
 }
 
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c
index 88cabcc..3a35fa5 100644
--- a/source/blender/editors/space_view3d/view3d_draw.c
+++ b/source/blender/editors/space_view3d/view3d_draw.c
@@ -2830,7 +2830,7 @@ static void view3d_main_area_clear(Scene *scene, View3D *v3d, ARegion *ar, bool
 			GPUMaterial *gpumat = GPU_material_world(scene, scene->world);
 			
 			/* calculate full shader for background */
-			GPU_material_bind(gpumat, 1, 1, 1.0, false, rv3d->viewmat, rv3d->viewinv, (v3d->scenelock != 0));
+			GPU_material_bind(gpumat, 1, 1, 1.0, false, rv3d->viewmat, rv3d->viewinv, (v3d->scenelock != 0), NULL);
 			
 			glEnable(GL_DEPTH_TEST);
 			glDepthFunc(GL_ALWAYS);
diff --git a/source/blender/gpu/GPU_material.h b/source/blender/gpu/GPU_material.h
index a65a123..714b584 100644
--- a/source/blender/gpu/GPU_material.h
+++ b/source/blender/gpu/GPU_material.h
@@ -154,6 +154,7 @@ GPUNodeLink *GPU_attribute(CustomDataType type, const char *name);
 GPUNodeLink *GPU_uniform(float *num);
 GPUNodeLink *GPU_dynamic_uniform(float *num, GPUDynamicType dynamictype, void *data);
 GPUNodeLink *GPU_image(struct Image *ima, struct ImageUser *iuser, bool is_data);
+GPUNodeLink *GPU_ptex(int ptex);
 GPUNodeLink *GPU_image_preview(struct PreviewImage *prv);
 GPUNodeLink *GPU_texture(int size, float *pixels);
 GPUNodeLink *GPU_dynamic_texture(struct GPUTexture *tex, GPUDynamicType dynamictype, void *data);
@@ -177,7 +178,9 @@ void GPU_material_free(struct ListBase *gpumaterial);
 void GPU_materials_free(void);
 
 bool GPU_lamp_override_visible(GPULamp *lamp, struct SceneRenderLayer *srl, struct Material *ma);
-void GPU_material_bind(GPUMaterial *material, int oblay, int viewlay, double time, int mipmap, float viewmat[4][4], float viewinv[4][4], bool scenelock);
+void GPU_material_bind(GPUMaterial *material, int oblay, int viewlay, double time, int mipmap, float viewmat[4][4], float viewinv[4][4], bool scenelock,
+					   // TODO
+					   struct Object *ob);
 void GPU_material_bind_uniforms(GPUMaterial *material, float obmat[4][4], float obcol[4], float autobumpscale);
 void GPU_material_unbind(GPUMaterial *material);
 int GPU_material_bound(GPUMaterial *material);
diff --git a/source/blender/gpu/intern/gpu_codegen.c b/source/blender/gpu/intern/gpu_codegen.c
index 56a753f..6d5fe6d 100644
--- a/source/blender/gpu/intern/gpu_codegen.c
+++ b/source/blender/gpu/intern/gpu_codegen.c
@@ -38,6 +38,7 @@
 #include "DNA_customdata_types.h"
 #include "DNA_image_types.h"
 #include "DNA_material_types.h"
+#include "DNA_object_types.h"
 
 #include "BLI_blenlib.h"
 #include "BLI_utildefines.h"
@@ -49,6 +50,12 @@
 
 #include "BLI_sys_types.h" // for intptr_t support
 
+#include "BKE_customdata.h"
+#include "BKE_DerivedMesh.h"
+#include "BKE_image.h"
+#include "IMB_imbuf_types.h"
+#include "IMB_imbuf.h"
+
 #include "gpu_codegen.h"
 
 #include <string.h>
@@ -359,7 +366,7 @@ static int codegen_input_has_texture(GPUInput *input)
 {
 	if (input->link)
 		return 0;
-	else if (input->ima || input->prv)
+	else if (input->ima || input->prv || input->ptex)
 		return 1;
 	else
 		return input->tex != NULL;
@@ -431,6 +438,11 @@ static void codegen_set_unique_ids(ListBase *nodes)
 					/* input is texture from buffer */
 					codegen_set_texid(bindhash, input, &texid, input->link);
 				}
+				else if (input->ptex) {
+					// TODO
+					input->texid = texid++;
+					input->bindtex = 1;
+				}
 				else if (input->ima) {
 					/* input is texture from image */
 					codegen_set_texid(bindhash, input, &texid, input->ima);
@@ -778,7 +790,7 @@ static void gpu_nodes_extract_dynamic_inputs(GPUPass *pass, ListBase *nodes)
 				continue;
 			}
 
-			if (input->ima || input->tex || input->prv)
+			if (input->ima || input->tex || input->prv || input->ptex)
 				BLI_snprintf(input->shadername, sizeof(input->shadername), "samp%d", input->texid);
 			else
 				BLI_snprintf(input->shadername, sizeof(input->shadername), "unf%d", input->id);
@@ -786,7 +798,7 @@ static void gpu_nodes_extract_dynamic_inputs(GPUPass *pass, ListBase *nodes)
 			/* pass non-dynamic uniforms to opengl */
 			extract = 0;
 
-			if (input->ima || input->tex || input->prv) {
+			if (input->ima || input->tex || input->prv || input->ptex) {
 				if (input->bindtex)
 					extract = 1;
 			}
@@ -807,17 +819,51 @@ static void gpu_nodes_extract_dynamic_inputs(GPUPass *pass, ListBase *nodes)
 	GPU_shader_unbind();
 }
 
-void GPU_pass_bind(GPUPass *pass, double time, int mipmap)
+void GPU_pass_bind(GPUPass *pass, double time, int mipmap,
+				   // TODO
+				   Object *ob)
 {
 	GPUInput *input;
 	GPUShader *shader = pass->shader;
 	ListBase *inputs = &pass->inputs;
 
+	DerivedMesh *dm = (ob && ob->derivedFinal) ? ob->derivedFinal : NULL;
+
 	if (!shader)
 		return;
 
 	GPU_shader_bind(shader);
 
+	// TODO
+	for (input=inputs->first; input; input=input->next) {
+		if (input->ptex != 0) {
+			ImBuf *imbuf = NULL;
+
+			MTessFacePtex *ptex = CustomData_get_layer(&dm->faceData,
+													   CD_TESSFACE_PTEX);
+
+			if (ptex) {
+				imbuf = ptex[0].imbuf;
+			}
+			
+			input->tex = 0;
+			if (input->ptex == 1 && imbuf) {
+				char err[256];
+				IMB_float_from_rect(imbuf);
+				input->tex = GPU_texture_create_2D(imbuf->x,
+												   imbuf->y,
+												   (float*)imbuf->rect_float,
+												   err);
+			}
+			else if (input->ptex == 2 && imbuf) {
+				input->tex =
+					GPU_texture_create_1D_float(imbuf->num_ptex_coords,
+												(float*)imbuf->ptex_coords,
+												NULL);
+			}
+		}
+	}
+
 	/* now bind the textures */
 	for (input=inputs->first; input; input=input->next) {
 		if (input->ima)
@@ -844,7 +890,7 @@ void GPU_pass_update_uniforms(GPUPass *pass)
 
 	/* pass dynamic inputs to opengl, others were removed */
 	for (input=inputs->first; input; input=input->next)
-		if (!(input->ima || input->tex || input->prv))
+		if (!(input->ima || input->tex || input->prv || input->ptex))
 			GPU_shader_uniform_vector(shader, input->shaderloc, input->type, 1,
 				input->dynamicvec);
 }
@@ -862,7 +908,7 @@ void GPU_pass_unbind(GPUPass *pass)
 		if (input->tex && input->bindtex)
 			GPU_texture_unbind(input->tex);
 
-		if (input->ima || input->prv)
+		if (input->ima || input->prv || input->ptex)
 			input->tex = NULL;
 	}
 	
@@ -992,6 +1038,14 @@ static void gpu_node_input_link(GPUNode *node, GPUNodeLink *link, const GPUType
 		input->textype = GPU_TEX2D;
 		MEM_freeN(link);
 	}
+	else if (link->ptex) {
+		input->type = GPU_VEC4;
+		input->source = GPU_SOURCE_TEX;
+		input->ptex = link->ptex;
+		input->textarget = GL_TEXTURE_2D;
+		input->textype = GPU_TEX2D;
+		MEM_freeN(link);
+	}
 	else if (link->attribtype) {
 		/* vertex attribute */
 		input->type = type;
@@ -1194,6 +1248,16 @@ GPUNodeLink *GPU_image(Image *ima, ImageUser *iuser, bool is_data)
 	return link;
 }
 
+// TODO
+GPUNodeLink *GPU_ptex(int ptex)
+{
+	GPUNodeLink *link = GPU_node_link_create();
+
+	link->ptex = ptex;
+
+	return link;
+}
+
 GPUNodeLink *GPU_image_preview(PreviewImage *prv)
 {
 	GPUNodeLink *link = GPU_node_link_create();
diff --git a/source/blender/gpu/intern/gpu_codegen.h b/source/blender/gpu/intern/gpu_codegen.h
index 346b143..95035dc 100644
--- a/source/blender/gpu/intern/gpu_codegen.h
+++ 

@@ Diff output truncated at 10240 characters. @@




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