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11 years agoDiffusionEffect should not have any GLSL stuff in it.
Steinar H. Gunderson [Fri, 5 Oct 2012 23:14:08 +0000 (01:14 +0200)]
DiffusionEffect should not have any GLSL stuff in it.

11 years agoDiffusionEffect now needs sRGB primaries, since we compute the luminance.
Steinar H. Gunderson [Fri, 5 Oct 2012 23:06:23 +0000 (01:06 +0200)]
DiffusionEffect now needs sRGB primaries, since we compute the luminance.

11 years agoIn overlay matte, use the luminance as a matte instead of each individual color compo...
Steinar H. Gunderson [Fri, 5 Oct 2012 22:58:31 +0000 (00:58 +0200)]
In overlay matte, use the luminance as a matte instead of each individual color component; it makes more sense to me. Also clamp luminance there to [0,1] to avoid going extrapolating into ugliness, which could happen when we had e.g. lift/gamma/gain before.

11 years agoAllow Input to set pitch. Currently only before the texture is created, though; we...
Steinar H. Gunderson [Fri, 5 Oct 2012 22:48:29 +0000 (00:48 +0200)]
Allow Input to set pitch. Currently only before the texture is created, though; we do not support variable pitch.

11 years agoAdd missing file image_format.h, and add grayscale support.
Steinar H. Gunderson [Fri, 5 Oct 2012 22:42:32 +0000 (00:42 +0200)]
Add missing file image_format.h, and add grayscale support.

11 years agoGenerate PBOs on-the-fly instead of having hard-coded numbers.
Steinar H. Gunderson [Fri, 5 Oct 2012 22:39:21 +0000 (00:39 +0200)]
Generate PBOs on-the-fly instead of having hard-coded numbers.

11 years agoSplit inputs into a separate class (descending from Effect) instead of handling them...
Steinar H. Gunderson [Fri, 5 Oct 2012 22:24:33 +0000 (00:24 +0200)]
Split inputs into a separate class (descending from Effect) instead of handling them as a special case in EffectChain. Kills some special cases, and paves the road for multiple master inputs soon.

11 years agoRemember to clear the needs_update flag on 1D textures after upload.
Steinar H. Gunderson [Fri, 5 Oct 2012 22:16:36 +0000 (00:16 +0200)]
Remember to clear the needs_update flag on 1D textures after upload.

11 years agoRename set_uniforms() to set_gl_state(), and make a corresponding clear_gl_state().
Steinar H. Gunderson [Fri, 5 Oct 2012 19:29:34 +0000 (21:29 +0200)]
Rename set_uniforms() to set_gl_state(), and make a corresponding clear_gl_state().

11 years agoMark some appropriate effects as not needing sRGB primaries, and expand the comment...
Steinar H. Gunderson [Fri, 5 Oct 2012 14:55:21 +0000 (16:55 +0200)]
Mark some appropriate effects as not needing sRGB primaries, and expand the comment on when it is appropriate not to use them.

11 years agoUnbreak the final normalizers.
Steinar H. Gunderson [Fri, 5 Oct 2012 11:01:15 +0000 (13:01 +0200)]
Unbreak the final normalizers.

11 years agoAdd a diffusion effect, and hook it up in the GUI.
Steinar H. Gunderson [Fri, 5 Oct 2012 10:43:35 +0000 (12:43 +0200)]
Add a diffusion effect, and hook it up in the GUI.

11 years agoActually implement multiple inputs to phases. Surprising amounts of stuff needed...
Steinar H. Gunderson [Fri, 5 Oct 2012 10:03:49 +0000 (12:03 +0200)]
Actually implement multiple inputs to phases. Surprising amounts of stuff needed...

11 years agoAllow an effect to have multiple inputs (although the graph still supports only one...
Steinar H. Gunderson [Thu, 4 Oct 2012 21:02:15 +0000 (23:02 +0200)]
Allow an effect to have multiple inputs (although the graph still supports only one master input). Still no support for it in the processing pipeline.

11 years agoPrepare for a more DAG-like effect graph. Does not actually do anything differently...
Steinar H. Gunderson [Thu, 4 Oct 2012 20:27:08 +0000 (22:27 +0200)]
Prepare for a more DAG-like effect graph. Does not actually do anything differently yet.

11 years agoRevert an unintended change to main.cpp.
Steinar H. Gunderson [Thu, 4 Oct 2012 19:57:38 +0000 (21:57 +0200)]
Revert an unintended change to main.cpp.

11 years agoReplace LAST_INPUT with INPUT.
Steinar H. Gunderson [Thu, 4 Oct 2012 15:28:15 +0000 (17:28 +0200)]
Replace LAST_INPUT with INPUT.

11 years agoRename needs_many_samples() to needs_texture_bounce(), and update the comment.
Steinar H. Gunderson [Thu, 4 Oct 2012 13:53:30 +0000 (15:53 +0200)]
Rename needs_many_samples() to needs_texture_bounce(), and update the comment.

11 years agoMove the GL_GENERATE_MIPMAP setting to a less broken place.
Steinar H. Gunderson [Wed, 3 Oct 2012 22:16:49 +0000 (00:16 +0200)]
Move the GL_GENERATE_MIPMAP setting to a less broken place.

11 years agoFix R/B swapping in the SDL conversion.
Steinar H. Gunderson [Wed, 3 Oct 2012 20:05:52 +0000 (22:05 +0200)]
Fix R/B swapping in the SDL conversion.

11 years agoYet another use-NULL-instead-of-giving-in-empty-stuff cleanup.
Steinar H. Gunderson [Wed, 3 Oct 2012 18:25:54 +0000 (20:25 +0200)]
Yet another use-NULL-instead-of-giving-in-empty-stuff cleanup.

11 years agoFix a (harmless) Valgrind hit.
Steinar H. Gunderson [Wed, 3 Oct 2012 18:23:07 +0000 (20:23 +0200)]
Fix a (harmless) Valgrind hit.

11 years agoLet SDL convert the pixels instead of doing it ourselves.
Steinar H. Gunderson [Wed, 3 Oct 2012 18:22:36 +0000 (20:22 +0200)]
Let SDL convert the pixels instead of doing it ourselves.

11 years agoAdd a “sandbox effect” that does nothing but is a useful playground for development...
Steinar H. Gunderson [Wed, 3 Oct 2012 17:56:22 +0000 (19:56 +0200)]
Add a “sandbox effect” that does nothing but is a useful playground for development of new effects.

11 years agoWork around a Mesa bug wrt. mipmap generation.
Steinar H. Gunderson [Wed, 3 Oct 2012 16:55:24 +0000 (18:55 +0200)]
Work around a Mesa bug wrt. mipmap generation.

11 years agoGive NULL to glTexImage2D() instead of zeroing memory ourselves.
Steinar H. Gunderson [Wed, 3 Oct 2012 16:55:08 +0000 (18:55 +0200)]
Give NULL to glTexImage2D() instead of zeroing memory ourselves.

11 years agoMirror does not need linear light or sRGB primaries, of course.
Steinar H. Gunderson [Wed, 3 Oct 2012 15:59:20 +0000 (17:59 +0200)]
Mirror does not need linear light or sRGB primaries, of course.

11 years agoYet more header file comments.
Steinar H. Gunderson [Wed, 3 Oct 2012 15:56:14 +0000 (17:56 +0200)]
Yet more header file comments.

11 years agoComment all of *_effect.h.
Steinar H. Gunderson [Wed, 3 Oct 2012 15:53:10 +0000 (17:53 +0200)]
Comment all of *_effect.h.

11 years agoComment the Effect class.
Steinar H. Gunderson [Wed, 3 Oct 2012 15:37:18 +0000 (17:37 +0200)]
Comment the Effect class.

11 years agoSmall refactoring.
Steinar H. Gunderson [Wed, 3 Oct 2012 14:48:05 +0000 (16:48 +0200)]
Small refactoring.

11 years agoMake a new system for meta-effects, and convert the blur to use it. Hides the two...
Steinar H. Gunderson [Wed, 3 Oct 2012 14:46:15 +0000 (16:46 +0200)]
Make a new system for meta-effects, and convert the blur to use it. Hides the two-pass nature.

11 years agoSome more GL state paranoia.
Steinar H. Gunderson [Wed, 3 Oct 2012 14:30:55 +0000 (16:30 +0200)]
Some more GL state paranoia.

11 years agoFlesh out the blur code a little. It actually blurs now, although it is not as pretty...
Steinar H. Gunderson [Wed, 3 Oct 2012 14:30:34 +0000 (16:30 +0200)]
Flesh out the blur code a little. It actually blurs now, although it is not as pretty as I would like it.

11 years agoSupport setting vec4 arrays.
Steinar H. Gunderson [Wed, 3 Oct 2012 12:55:27 +0000 (14:55 +0200)]
Support setting vec4 arrays.

11 years agoDo not send uninitialized memory as a texture.
Steinar H. Gunderson [Wed, 3 Oct 2012 12:40:13 +0000 (14:40 +0200)]
Do not send uninitialized memory as a texture.

11 years agoSet better texture environment for the intermediate textures.
Steinar H. Gunderson [Wed, 3 Oct 2012 10:31:37 +0000 (12:31 +0200)]
Set better texture environment for the intermediate textures.

11 years agoAdd a hack to restore the miplevels after blurring.
Steinar H. Gunderson [Wed, 3 Oct 2012 09:52:53 +0000 (11:52 +0200)]
Add a hack to restore the miplevels after blurring.

11 years agoFix the blur so it is much prettier, by not sampling from a mipmap in the second...
Steinar H. Gunderson [Tue, 2 Oct 2012 23:25:50 +0000 (01:25 +0200)]
Fix the blur so it is much prettier, by not sampling from a mipmap in the second pass.

11 years agoIncrease the range of the blur control.
Steinar H. Gunderson [Tue, 2 Oct 2012 23:14:27 +0000 (01:14 +0200)]
Increase the range of the blur control.

11 years agoAdd vertical blurring, and fix a bug where not all taps would be used.
Steinar H. Gunderson [Tue, 2 Oct 2012 23:01:13 +0000 (01:01 +0200)]
Add vertical blurring, and fix a bug where not all taps would be used.

11 years agoTry to adjust the mip levels to get box blur for free as needed.
Steinar H. Gunderson [Tue, 2 Oct 2012 22:56:02 +0000 (00:56 +0200)]
Try to adjust the mip levels to get box blur for free as needed.

11 years agoHook up a blur radius control.
Steinar H. Gunderson [Tue, 2 Oct 2012 22:47:13 +0000 (00:47 +0200)]
Hook up a blur radius control.

11 years agoMake the blur into a simple, Gaussian horizontal blur. Still not very good.
Steinar H. Gunderson [Tue, 2 Oct 2012 22:45:32 +0000 (00:45 +0200)]
Make the blur into a simple, Gaussian horizontal blur. Still not very good.

11 years agoSupport multiple render phases (with FBOs and all), and make a sample blur effect...
Steinar H. Gunderson [Tue, 2 Oct 2012 22:20:05 +0000 (00:20 +0200)]
Support multiple render phases (with FBOs and all), and make a sample blur effect that uses it.

11 years agoMark some functions in Effect as const.
Steinar H. Gunderson [Tue, 2 Oct 2012 20:19:31 +0000 (22:19 +0200)]
Mark some functions in Effect as const.

11 years agoFix indenting in effect_id.h.
Steinar H. Gunderson [Tue, 2 Oct 2012 18:45:08 +0000 (20:45 +0200)]
Fix indenting in effect_id.h.

11 years agoLess stupid mirroring.
Steinar H. Gunderson [Tue, 2 Oct 2012 18:37:44 +0000 (20:37 +0200)]
Less stupid mirroring.

11 years agoAdd a new framework for 1D-LUTs via fp16 textures. Make the gamma compression and...
Steinar H. Gunderson [Tue, 2 Oct 2012 17:58:09 +0000 (19:58 +0200)]
Add a new framework for 1D-LUTs via fp16 textures. Make the gamma compression and expansion effects use it.

11 years agoKill the hard-coded texture enums (yay).
Steinar H. Gunderson [Tue, 2 Oct 2012 17:34:11 +0000 (19:34 +0200)]
Kill the hard-coded texture enums (yay).

11 years agoKill the vertex shader system; it is too complicated to get it right until we have...
Steinar H. Gunderson [Tue, 2 Oct 2012 16:50:16 +0000 (18:50 +0200)]
Kill the vertex shader system; it is too complicated to get it right until we have a full DAG understanding.

11 years agoRevert "Move calculation of normalized position for the vignette into the vertex...
Steinar H. Gunderson [Tue, 2 Oct 2012 12:32:48 +0000 (14:32 +0200)]
Revert "Move calculation of normalized position for the vignette into the vertex shader."

This is not correct, since tc can be changed by the fragment shader
_and_ by later vertex shaders. We need to do some rethinking here,
seemingly.

This reverts commit 2b4a7d868112b4995bf6699f5b3aa68e9ec2b308.

11 years agoAdd a mirror effect.
Steinar H. Gunderson [Tue, 2 Oct 2012 12:18:37 +0000 (14:18 +0200)]
Add a mirror effect.

11 years agoMove calculation of normalized position for the vignette into the vertex shader.
Steinar H. Gunderson [Tue, 2 Oct 2012 11:59:31 +0000 (13:59 +0200)]
Move calculation of normalized position for the vignette into the vertex shader.

11 years agoFix a confusion in the vertex shader chaining.
Steinar H. Gunderson [Tue, 2 Oct 2012 11:55:43 +0000 (13:55 +0200)]
Fix a confusion in the vertex shader chaining.

11 years agoRename .glsl to .vert/.frag.
Steinar H. Gunderson [Tue, 2 Oct 2012 11:50:48 +0000 (13:50 +0200)]
Rename .glsl to .vert/.frag.

11 years agoChain together vertex shaders, like with fragment shaders.
Steinar H. Gunderson [Tue, 2 Oct 2012 11:46:25 +0000 (13:46 +0200)]
Chain together vertex shaders, like with fragment shaders.

11 years agoRename identity.glsl to identity-fs.glsl.
Steinar H. Gunderson [Tue, 2 Oct 2012 11:37:57 +0000 (13:37 +0200)]
Rename identity.glsl to identity-fs.glsl.

11 years agoRename output_glsl to output_fragment_shader.
Steinar H. Gunderson [Tue, 2 Oct 2012 11:35:59 +0000 (13:35 +0200)]
Rename output_glsl to output_fragment_shader.

11 years agoUpload the texture via PBOs. Slight speedup on nVidia, rather neutral on Intel.
Steinar H. Gunderson [Tue, 2 Oct 2012 10:36:39 +0000 (12:36 +0200)]
Upload the texture via PBOs. Slight speedup on nVidia, rather neutral on Intel.

11 years agoFix a C++11 compatibility issue.
Steinar H. Gunderson [Tue, 2 Oct 2012 10:12:43 +0000 (12:12 +0200)]
Fix a C++11 compatibility issue.

11 years agoUpload textures in BGRA format instead of RGB. Somewhat faster on nVidia, somewhat...
Steinar H. Gunderson [Tue, 2 Oct 2012 09:56:19 +0000 (11:56 +0200)]
Upload textures in BGRA format instead of RGB. Somewhat faster on nVidia, somewhat slower on Intel.

11 years agoUse glTexSubImage2D on second and later uploads.
Steinar H. Gunderson [Tue, 2 Oct 2012 09:48:34 +0000 (11:48 +0200)]
Use glTexSubImage2D on second and later uploads.

11 years agoRevert "Slight cleanup in texture upload format selection."
Steinar H. Gunderson [Tue, 2 Oct 2012 09:46:59 +0000 (11:46 +0200)]
Revert "Slight cleanup in texture upload format selection."

This reverts commit 7ead6f1c15daf8e5a70df583198a8ce58251b0d6.

11 years agoSlight cleanup in texture upload format selection.
Steinar H. Gunderson [Tue, 2 Oct 2012 09:46:46 +0000 (11:46 +0200)]
Slight cleanup in texture upload format selection.

11 years agoSlight cleanup in texture upload format selection.
Steinar H. Gunderson [Tue, 2 Oct 2012 09:44:51 +0000 (11:44 +0200)]
Slight cleanup in texture upload format selection.

11 years agoFix float/int divide (it is not allowed).
Steinar H. Gunderson [Mon, 1 Oct 2012 23:36:23 +0000 (01:36 +0200)]
Fix float/int divide (it is not allowed).

11 years ago<sys/time.h> is needed for gettimeofday.
Steinar H. Gunderson [Mon, 1 Oct 2012 23:28:16 +0000 (01:28 +0200)]
<sys/time.h> is needed for gettimeofday.

11 years agoLess old-style GLSL extension use.
Steinar H. Gunderson [Mon, 1 Oct 2012 23:24:57 +0000 (01:24 +0200)]
Less old-style GLSL extension use.

11 years agoAdd fallbacks for systems without proper monotonic clocks (e.g. OS X).
Steinar H. Gunderson [Mon, 1 Oct 2012 23:10:40 +0000 (01:10 +0200)]
Add fallbacks for systems without proper monotonic clocks (e.g. OS X).

11 years ago Vignette actually looks really nice in linear light; update effectlist.txt.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:49:53 +0000 (00:49 +0200)]
 Vignette actually looks really nice in linear light; update effectlist.txt.

11 years agoFix a warning.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:46:21 +0000 (00:46 +0200)]
Fix a warning.

11 years agoHook up the vignette effect to the sample app.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:46:04 +0000 (00:46 +0200)]
Hook up the vignette effect to the sample app.

11 years agoAdd a vignette effect.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:45:55 +0000 (00:45 +0200)]
Add a vignette effect.

11 years agoAdd vec2 parameter support.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:45:08 +0000 (00:45 +0200)]
Add vec2 parameter support.

11 years agoRemove obsolete file todo.glsl.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:07:05 +0000 (00:07 +0200)]
Remove obsolete file todo.glsl.

11 years agoMake it possible to instantiate the colorspace conversion effect separately.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:04:18 +0000 (00:04 +0200)]
Make it possible to instantiate the colorspace conversion effect separately.

11 years agoFlip some need bits in the conversion effects.
Steinar H. Gunderson [Mon, 1 Oct 2012 22:03:12 +0000 (00:03 +0200)]
Flip some need bits in the conversion effects.

11 years agoAdd color space conversions on input and output.
Steinar H. Gunderson [Mon, 1 Oct 2012 21:44:26 +0000 (23:44 +0200)]
Add color space conversions on input and output.

11 years agoClean up stuff from the vertex shader.
Steinar H. Gunderson [Mon, 1 Oct 2012 19:02:55 +0000 (21:02 +0200)]
Clean up stuff from the vertex shader.

11 years agoImplement the Rec. 709 gamma curve.
Steinar H. Gunderson [Mon, 1 Oct 2012 19:01:36 +0000 (21:01 +0200)]
Implement the Rec. 709 gamma curve.

11 years agoAdd do-nothing-conversions for gamma expansion/compression if we are already linear...
Steinar H. Gunderson [Mon, 1 Oct 2012 18:49:50 +0000 (20:49 +0200)]
Add do-nothing-conversions for gamma expansion/compression if we are already linear. Mostly for completeness.

11 years agoRemove the now obsolete load_texture().
Steinar H. Gunderson [Mon, 1 Oct 2012 18:45:21 +0000 (20:45 +0200)]
Remove the now obsolete load_texture().

11 years agoUse sRGB textures on the input side if applicable.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:45:03 +0000 (20:45 +0200)]
Use sRGB textures on the input side if applicable.

11 years agoRemove the now obsolete hand-coded fragment program.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:40:35 +0000 (20:40 +0200)]
Remove the now obsolete hand-coded fragment program.

11 years agoClean up effect enums a bit.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:37:27 +0000 (20:37 +0200)]
Clean up effect enums a bit.

11 years agoThe return value from glGetUniformLocation() is of course signed.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:37:19 +0000 (20:37 +0200)]
The return value from glGetUniformLocation() is of course signed.

11 years agoMove saturation out into its own effect, and hook up the control.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:35:17 +0000 (20:35 +0200)]
Move saturation out into its own effect, and hook up the control.

11 years agoSend the right inv_gamma_22 variable to the uniforms.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:25:36 +0000 (20:25 +0200)]
Send the right inv_gamma_22 variable to the uniforms.

11 years agoActually set all the right uniforms, so we have a picture on screen.
Steinar H. Gunderson [Mon, 1 Oct 2012 18:24:14 +0000 (20:24 +0200)]
Actually set all the right uniforms, so we have a picture on screen.

11 years agoGive HSV parameters to LGG effect.
Steinar H. Gunderson [Mon, 1 Oct 2012 17:55:10 +0000 (19:55 +0200)]
Give HSV parameters to LGG effect.

11 years agoRemove a redundant comment.
Steinar H. Gunderson [Mon, 1 Oct 2012 17:25:03 +0000 (19:25 +0200)]
Remove a redundant comment.

11 years agoSlightly clearer comments for the custom uniforms in LGG.
Steinar H. Gunderson [Mon, 1 Oct 2012 17:24:21 +0000 (19:24 +0200)]
Slightly clearer comments for the custom uniforms in LGG.

11 years agoAdd lift/gamma/gain GLSL code. Completely black output, due to lack of uniform setting.
Steinar H. Gunderson [Mon, 1 Oct 2012 17:23:38 +0000 (19:23 +0200)]
Add lift/gamma/gain GLSL code. Completely black output, due to lack of uniform setting.

11 years agoSquash linear gamma back into the sRGB curve at the end.
Steinar H. Gunderson [Mon, 1 Oct 2012 17:16:45 +0000 (19:16 +0200)]
Squash linear gamma back into the sRGB curve at the end.

11 years agoImplement gamma expansion from sRGB.
Steinar H. Gunderson [Mon, 1 Oct 2012 17:05:43 +0000 (19:05 +0200)]
Implement gamma expansion from sRGB.

11 years agoMake the example program actually try to use the effect chain.
Steinar H. Gunderson [Mon, 1 Oct 2012 16:59:38 +0000 (18:59 +0200)]
Make the example program actually try to use the effect chain.

11 years agoMake check_error() output the file as well as the line, now that we have several.
Steinar H. Gunderson [Mon, 1 Oct 2012 16:46:53 +0000 (18:46 +0200)]
Make check_error() output the file as well as the line, now that we have several.

11 years agoSplit image loading from texture generation.
Steinar H. Gunderson [Mon, 1 Oct 2012 16:45:20 +0000 (18:45 +0200)]
Split image loading from texture generation.

11 years agoOutput convenience uniforms per effect. Also, do not rely on the preprocessor support...
Steinar H. Gunderson [Mon, 1 Oct 2012 16:20:35 +0000 (18:20 +0200)]
Output convenience uniforms per effect. Also, do not rely on the preprocessor supporting token pasting anymore.