diff options
author | Alexander Romanov <a.romanov@blend4web.com> | 2016-07-04 11:19:13 +0300 |
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committer | Alexander Romanov <a.romanov@blend4web.com> | 2016-07-04 11:19:13 +0300 |
commit | d4eb28ab7e486dad0d16e363f3576b19630a0aa4 (patch) | |
tree | 169b2f38b867eb2b49940ebe7e87bb90ea079d05 | |
parent | 4aaf5baccf1b2f6bb0d618ab5005848431e168d0 (diff) |
BI Viewport(GLSL): support for envmap in Texture node
This patch is another step to achieve BI and it's Viewport consistency for cubemap textures.
{F318879}
To test world_space_shading flag D2072 is required.
Alexander (Blend4Web Team)
Reviewers: campbellbarton, brecht
Subscribers: homyachetser, Evgeny_Rodygin, AlexKowel, yurikovelenov
Differential Revision: https://developer.blender.org/D2074
-rw-r--r-- | source/blender/gpu/shaders/gpu_shader_material.glsl | 7 | ||||
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_texture.c | 19 |
2 files changed, 23 insertions, 3 deletions
diff --git a/source/blender/gpu/shaders/gpu_shader_material.glsl b/source/blender/gpu/shaders/gpu_shader_material.glsl index 02e9ba1c8c3..f3bd817a7cc 100644 --- a/source/blender/gpu/shaders/gpu_shader_material.glsl +++ b/source/blender/gpu/shaders/gpu_shader_material.glsl @@ -1358,6 +1358,13 @@ void mtex_cube_map(vec3 co, samplerCube ima, out float value, out vec4 color) value = 1.0; } +void mtex_cube_map_refl_from_refldir( + samplerCube ima, vec3 reflecteddirection, out float value, out vec4 color) +{ + color = textureCube(ima, reflecteddirection); + value = 1.0; +} + void mtex_cube_map_refl( samplerCube ima, vec3 vp, vec3 vn, mat4 viewmatrixinverse, mat4 viewmatrix, out float value, out vec4 color) diff --git a/source/blender/nodes/shader/nodes/node_shader_texture.c b/source/blender/nodes/shader/nodes/node_shader_texture.c index 6edf6c2a0b4..b0b25a4878b 100644 --- a/source/blender/nodes/shader/nodes/node_shader_texture.c +++ b/source/blender/nodes/shader/nodes/node_shader_texture.c @@ -33,6 +33,8 @@ #include "node_shader_util.h" +#include "GPU_material.h" + /* **************** TEXTURE ******************** */ static bNodeSocketTemplate sh_node_texture_in[] = { { SOCK_VECTOR, 1, "Vector", 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f, PROP_NONE, SOCK_HIDE_VALUE}, /* no limit */ @@ -121,9 +123,20 @@ static int gpu_shader_texture(GPUMaterial *mat, bNode *node, bNodeExecData *UNUS { Tex *tex = (Tex *)node->id; - if (tex && tex->type == TEX_IMAGE && tex->ima) { - GPUNodeLink *texlink = GPU_image(tex->ima, &tex->iuser, false); - GPU_stack_link(mat, "texture_image", in, out, texlink); + if (tex && tex->ima && (tex->type == TEX_IMAGE || tex->type == TEX_ENVMAP)) { + if (tex->type == TEX_IMAGE) { + GPUNodeLink *texlink = GPU_image(tex->ima, &tex->iuser, false); + GPU_stack_link(mat, "texture_image", in, out, texlink); + } + else { /* TEX_ENVMAP */ + if (!in[0].link) + in[0].link = GPU_uniform(in[0].vec); + if (!GPU_material_use_world_space_shading(mat)) + GPU_link(mat, "direction_transform_m4v3", in[0].link, GPU_builtin(GPU_INVERSE_VIEW_MATRIX), &in[0].link); + GPU_link(mat, "mtex_cube_map_refl_from_refldir", + GPU_cube_map(tex->ima, &tex->iuser, false), in[0].link, &out[0].link, &out[1].link); + GPU_link(mat, "color_to_normal", out[1].link, &out[2].link); + } ImBuf *ibuf = BKE_image_acquire_ibuf(tex->ima, &tex->iuser, NULL); if (ibuf && (ibuf->colormanage_flag & IMB_COLORMANAGE_IS_DATA) == 0 && |