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| author | Clément Foucault <foucault.clem@gmail.com> | 2018-11-02 16:58:49 +0300 |
|---|---|---|
| committer | Clément Foucault <foucault.clem@gmail.com> | 2018-11-02 17:45:13 +0300 |
| commit | 721a19d2b8a7784c48c753d57dfbf984524a54de (patch) | |
| tree | 0be919eabfa00b65ad70a5bdea11d9676e31c9cb /source/blender/gpu/intern/gpu_state.c | |
| parent | 00ef0a4d8efc783e93d2e524d3a9d59a0230704f (diff) | |
GPU: Add safety check for max line width
On some platform does not support line width > 1.0 and can even throw and
error. Better check an at least display something rather than no lines at
all.
Diffstat (limited to 'source/blender/gpu/intern/gpu_state.c')
| -rw-r--r-- | source/blender/gpu/intern/gpu_state.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/source/blender/gpu/intern/gpu_state.c b/source/blender/gpu/intern/gpu_state.c index 0f07b2debc3..afc8570356b 100644 --- a/source/blender/gpu/intern/gpu_state.c +++ b/source/blender/gpu/intern/gpu_state.c @@ -29,6 +29,7 @@ #include "GPU_glew.h" #include "GPU_state.h" +#include "GPU_extensions.h" static GLenum gpu_get_gl_blendfunction(GPUBlendFunction blend) { @@ -118,7 +119,13 @@ void GPU_line_stipple(bool enable) void GPU_line_width(float width) { - glLineWidth(width * U.pixelsize); + float max_size = GPU_max_line_width(); + float final_size = width * U.pixelsize; + /* Fix opengl errors on certain platform / drivers. */ + if (max_size < final_size) { + final_size = max_size; + } + glLineWidth(final_size); } void GPU_point_size(float size) |