diff options
author | Daniel Genrich <daniel.genrich@gmx.net> | 2012-10-10 17:18:07 +0400 |
---|---|---|
committer | Daniel Genrich <daniel.genrich@gmx.net> | 2012-10-10 17:18:07 +0400 |
commit | cb634b910010c04543cb3361f7a16a261e5b9f89 (patch) | |
tree | 348403dcbd33baf2e6e9a7a5ef0bb57dd2e1b09d /source/blender/gpu | |
parent | f0a9b664694dacb0388a8e078d46753dc6a36352 (diff) |
Google Summer of Code project: "Smoke Simulator Improvements & Fire".
Documentation & Test blend files:
------------------
http://wiki.blender.org/index.php/User:MiikaH/GSoC-2012-Smoke-Simulator-Improvements
Credits:
------------------
Miika Hamalainen (MiikaH): Student / Main programmer
Daniel Genrich (Genscher): Mentor / Programmer of merged patches from Smoke2 branch
Google: For Google Summer of Code 2012
Diffstat (limited to 'source/blender/gpu')
-rw-r--r-- | source/blender/gpu/GPU_extensions.h | 2 | ||||
-rw-r--r-- | source/blender/gpu/intern/gpu_draw.c | 42 | ||||
-rw-r--r-- | source/blender/gpu/intern/gpu_extensions.c | 14 |
3 files changed, 48 insertions, 10 deletions
diff --git a/source/blender/gpu/GPU_extensions.h b/source/blender/gpu/GPU_extensions.h index 198d002ff0d..f4bb5da0495 100644 --- a/source/blender/gpu/GPU_extensions.h +++ b/source/blender/gpu/GPU_extensions.h @@ -107,7 +107,7 @@ int GPU_type_matches(GPUDeviceType device, GPUOSType os, GPUDriverType driver); GPUTexture *GPU_texture_create_1D(int w, float *pixels, char err_out[256]); GPUTexture *GPU_texture_create_2D(int w, int h, float *pixels, char err_out[256]); -GPUTexture *GPU_texture_create_3D(int w, int h, int depth, float *fpixels); +GPUTexture *GPU_texture_create_3D(int w, int h, int depth, int channels, float *fpixels); GPUTexture *GPU_texture_create_depth(int w, int h, char err_out[256]); GPUTexture *GPU_texture_create_vsm_shadow_map(int size, char err_out[256]); GPUTexture *GPU_texture_from_blender(struct Image *ima, diff --git a/source/blender/gpu/intern/gpu_draw.c b/source/blender/gpu/intern/gpu_draw.c index 956c76aec20..ac05f1e8309 100644 --- a/source/blender/gpu/intern/gpu_draw.c +++ b/source/blender/gpu/intern/gpu_draw.c @@ -1019,21 +1019,53 @@ void GPU_free_smoke(SmokeModifierData *smd) if (smd->domain->tex_shadow) GPU_texture_free(smd->domain->tex_shadow); smd->domain->tex_shadow = NULL; + + if (smd->domain->tex_flame) + GPU_texture_free(smd->domain->tex_flame); + smd->domain->tex_flame = NULL; } } void GPU_create_smoke(SmokeModifierData *smd, int highres) { #ifdef WITH_SMOKE - if (smd->type & MOD_SMOKE_TYPE_DOMAIN && !smd->domain->tex && !highres) - smd->domain->tex = GPU_texture_create_3D(smd->domain->res[0], smd->domain->res[1], smd->domain->res[2], smoke_get_density(smd->domain->fluid)); - else if (smd->type & MOD_SMOKE_TYPE_DOMAIN && !smd->domain->tex && highres) - smd->domain->tex = GPU_texture_create_3D(smd->domain->res_wt[0], smd->domain->res_wt[1], smd->domain->res_wt[2], smoke_turbulence_get_density(smd->domain->wt)); + if (smd->type & MOD_SMOKE_TYPE_DOMAIN) { + SmokeDomainSettings *sds = smd->domain; + if (!sds->tex && !highres) { + /* rgba texture for color + density */ + if (smoke_has_colors(sds->fluid)) { + float *data = MEM_callocN(sizeof(float)*sds->total_cells*4, "smokeColorTexture"); + smoke_get_rgba(sds->fluid, data, 0); + sds->tex = GPU_texture_create_3D(sds->res[0], sds->res[1], sds->res[2], 4, data); + MEM_freeN(data); + } + /* density only */ + else { + sds->tex = GPU_texture_create_3D(sds->res[0], sds->res[1], sds->res[2], 1, smoke_get_density(sds->fluid)); + } + sds->tex_flame = (smoke_has_fuel(sds->fluid)) ? GPU_texture_create_3D(sds->res[0], sds->res[1], sds->res[2], 1, smoke_get_flame(sds->fluid)) : NULL; + } + else if (!sds->tex && highres) { + /* rgba texture for color + density */ + if (smoke_turbulence_has_colors(sds->wt)) { + float *data = MEM_callocN(sizeof(float)*smoke_turbulence_get_cells(sds->wt)*4, "smokeColorTexture"); + smoke_turbulence_get_rgba(sds->wt, data, 0); + sds->tex = GPU_texture_create_3D(sds->res_wt[0], sds->res_wt[1], sds->res_wt[2], 4, data); + MEM_freeN(data); + } + /* density only */ + else { + sds->tex = GPU_texture_create_3D(sds->res_wt[0], sds->res_wt[1], sds->res_wt[2], 1, smoke_turbulence_get_density(sds->wt)); + } + sds->tex_flame = (smoke_turbulence_has_fuel(sds->wt)) ? GPU_texture_create_3D(sds->res_wt[0], sds->res_wt[1], sds->res_wt[2], 1, smoke_turbulence_get_flame(sds->wt)) : NULL; + } - smd->domain->tex_shadow = GPU_texture_create_3D(smd->domain->res[0], smd->domain->res[1], smd->domain->res[2], smd->domain->shadow); + sds->tex_shadow = GPU_texture_create_3D(sds->res[0], sds->res[1], sds->res[2], 1, sds->shadow); + } #else // WITH_SMOKE (void)highres; smd->domain->tex= NULL; + smd->domain->tex_flame= NULL; smd->domain->tex_shadow= NULL; #endif // WITH_SMOKE } diff --git a/source/blender/gpu/intern/gpu_extensions.c b/source/blender/gpu/intern/gpu_extensions.c index c5f427fbcab..798868a5efe 100644 --- a/source/blender/gpu/intern/gpu_extensions.c +++ b/source/blender/gpu/intern/gpu_extensions.c @@ -442,7 +442,7 @@ static GPUTexture *GPU_texture_create_nD(int w, int h, int n, float *fpixels, in } -GPUTexture *GPU_texture_create_3D(int w, int h, int depth, float *fpixels) +GPUTexture *GPU_texture_create_3D(int w, int h, int depth, int channels, float *fpixels) { GPUTexture *tex; GLenum type, format, internalformat; @@ -480,9 +480,15 @@ GPUTexture *GPU_texture_create_3D(int w, int h, int depth, float *fpixels) GPU_print_error("3D glBindTexture"); - type = GL_FLOAT; // GL_UNSIGNED_BYTE - format = GL_RED; - internalformat = GL_INTENSITY; + type = GL_FLOAT; + if (channels == 4) { + format = GL_RGBA; + internalformat = GL_RGBA; + } + else { + format = GL_RED; + internalformat = GL_INTENSITY; + } //if (fpixels) // pixels = GPU_texture_convert_pixels(w*h*depth, fpixels); |