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wip uniforms

This commit is contained in:
frank 2021-10-18 23:07:22 -04:00
parent e7152838d4
commit 50180bb999
4 changed files with 40 additions and 33 deletions
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29
src/Pudding.cpp
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@ -221,14 +221,16 @@ void Pudding::load_gl_context()
link_shader(mvp_program);
sb::Log::gl_errors("after linking");
/* store uniform locations after linking */
flat_texture_uniform_location = glGetUniformLocation(flat_program, "base_texture");
flat_time_uniform_location = glGetUniformLocation(flat_program, "time");
uniform["flat"]["texture"] = glGetUniformLocation(flat_program, "base_texture");
uniform["flat"]["time"] = glGetUniformLocation(flat_program, "time");
scroll_uniform_location = glGetUniformLocation(flat_program, "scroll");
uniform["flat"]["blend"] = glGetUniformLocation(flat_program, "blend_min_hsv");
mvp_uniform_location = glGetUniformLocation(mvp_program, "mvp");
time_uniform_location = glGetUniformLocation(mvp_program, "time");
effect_uniform_location = glGetUniformLocation(mvp_program, "effect");
uv_transformation_uniform_location = glGetUniformLocation(mvp_program, "uv_transformation");
coordinate_bound_uniform_location = glGetUniformLocation(mvp_program, "coordinate_bound");
uniform["mvp"]["pudding texture"] = glGetUniformLocation(mvp_program, "pudding_texture");
sb::Log::gl_errors("after uniform locations");
}
@ -743,22 +745,21 @@ void Pudding::update()
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
/* switch to flat shader for background */
glUseProgram(flat_program);
glUniform1f(flat_time_uniform_location, time_seconds);
glUniform1f(uniform["flat"]["time"], time_seconds);
/* disable pudding attributes and enable rectangle attributes */
glDisableVertexAttribArray(pudding_attributes["position"]);
glDisableVertexAttribArray(pudding_attributes["color"]);
glDisableVertexAttribArray(pudding_attributes["uv"]);
glEnableVertexAttribArray(rectangle_attributes["position"]);
glEnableVertexAttribArray(rectangle_attributes["uv"]);
glUniform1i(flat_texture_uniform_location, 0);
glUniform1i(uniform["flat"]["texture"], 0);
glActiveTexture(GL_TEXTURE0);
tiles[current_tile_index].bind();
/* set blend to modify white part of background, color passed is in HSV format */
GLint blend_min_hsv_location = glGetUniformLocation(flat_program, "blend_min_hsv");
glUniform3f(blend_min_hsv_location, 0.0f, 0.0f, 1.0f);
glUniform3f(uniform["flat"]["blend"], 0.0f, 0.0f, 1.0f);
glUniform1i(scroll_uniform_location, true);
/* draws rectangle vertices and rectangle texture using UV coords */
glDrawArrays(GL_TRIANGLES, 0, 6);
glDrawArrays(GL_TRIANGLES, 0, rectangle_attributes["position"].count());
glUniform1i(scroll_uniform_location, false);
/* draw pudding model using MVP shader */
glUseProgram(mvp_program);
@ -784,8 +785,7 @@ void Pudding::update()
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glEnableVertexAttribArray(pudding_attributes["color"]);
glEnableVertexAttribArray(pudding_attributes["uv"]);
GLuint pudding_texture_location = glGetUniformLocation(mvp_program, "pudding_texture");
glUniform1i(pudding_texture_location, 0);
glUniform1i(uniform["mvp"]["pudding texture"], 0);
glActiveTexture(GL_TEXTURE0);
get_current_item().get_active_image_texture().bind();
}
@ -816,14 +816,13 @@ void Pudding::update()
glEnableVertexAttribArray(rectangle_attributes["uv"].index());
glDisable(GL_DEPTH_TEST);
/* just need to set these once since we're drawing one texture per viewport */
glUniform1i(flat_texture_uniform_location, 0);
glUniform1i(uniform["flat"]["texture"], 0);
glActiveTexture(GL_TEXTURE0);
/* move viewport to the bottom of screen */
viewport_box.top(viewport_box.bottom(), true);
viewport_box.bottom(window_box(true).bottom(), true);
/* reset blend to display the original texture colors */
GLint blend_min_location = glGetUniformLocation(flat_program, "blend_min_hsv");
glUniform3f(blend_min_location, 1, 0, 1);
glUniform3f(uniform["flat"]["blend"], 0.0f, 0.0f, 1.0f);
/* draw the current item image if we're supposed to */
if (item_display_active())
{
@ -835,7 +834,7 @@ void Pudding::update()
glViewport(viewport_box.left(), viewport_box.bottom(), viewport_box.width(), viewport_box.height());
get_current_item().get_active_image_texture().bind();
/* draws rectangle vertices and rectangle texture using UV coords */
glDrawArrays(GL_TRIANGLES, 0, 6);
glDrawArrays(GL_TRIANGLES, 0, rectangle_attributes["position"].count());
}
/* draw the camera if the camera has been opened */
if (capture.isOpened())
@ -845,11 +844,11 @@ void Pudding::update()
/* bind texture for drawing */
capture_texture.bind();
/* draws rectangle vertices and rectangle texture using UV coords */
glDrawArrays(GL_TRIANGLES, 0, 6);
glDrawArrays(GL_TRIANGLES, 0, rectangle_attributes["position"].count());
}
}
SDL_GL_SwapWindow(get_window());
sb::Log::gl_errors();
sb::Log::gl_errors("after update loop");
/* add a new item if a new barcode was scanned or entered */
if (current_barcode != previous_barcode)
{

10
src/Pudding.hpp
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@ -81,9 +81,10 @@ private:
current_tile_index = 0;
cv::VideoCapture capture;
zbar::ImageScanner image_scanner;
std::map<std::string, std::map<std::string, GLuint>> uniform;
GLuint flat_program, mvp_program, mvp_uniform_location, time_uniform_location, effect_uniform_location,
uv_transformation_uniform_location, flat_texture_uniform_location, coordinate_bound_uniform_location,
flat_time_uniform_location, scroll_uniform_location;
uv_transformation_uniform_location, coordinate_bound_uniform_location,
scroll_uniform_location;
glm::mat4 projection, model = glm::mat4(1.0f), mvp;
std::map<std::string, sb::Attributes> rectangle_attributes, pudding_attributes = {
{"position", sb::Attributes()},
@ -129,6 +130,11 @@ public:
class Model
{
private:
std::map<std::string, sb::Attributes> attributes;
};
class Plane : public Model

17
src/flat.frag
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@ -1,11 +1,12 @@
/* _______________ +---------------------------------------------------------------------------------------+
//~~~~~~~~~~~~~\\ | a game by @ohsqueezy & @sleepin |
//```````````````\\ | [ohsqueezy.itch.io] [instagram.com/sleepin] |
//_0_0_0_0_0_0_0_0_\\ | |
//_/_/_/_/___\_\_\_\_\\ | with code licensed for copy, modification and redistribution [git.nugget.fun/pudding] |
//GGGUUUNNNKKKIIISSSSSS\\ | |
//_/__/__/__/_\__\__\__\_\\ | 😀 Thank you for choosing Puddendo for your business 😀 |
+---------------------------------------------------------------------------------------+ */
/* _______________ ,----------------------------------------------------------------.
//`````````````\\ \ \
//~~~~~~~~~~~~~~~\\ \ by @ohsqueezy & @sleepin \
//=================\\ \ [ohsqueezy.itch.io] [sleepin.itch.io] \
// \\ \ \
// \\ \ code released under the zlib license [git.nugget.fun/pudding] \
// ☆ GUNKISS ☆ \\ \ \
//_________________________\\ `---------------------------------------------------------------*/
#version 130
in vec2 uv;

17
src/flat.vert
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@ -1,11 +1,12 @@
/* _______________ +---------------------------------------------------------------------------------------+
//~~~~~~~~~~~~~\\ | a game by @ohsqueezy & @sleepin |
//```````````````\\ | [ohsqueezy.itch.io] [instagram.com/sleepin] |
//_0_0_0_0_0_0_0_0_\\ | |
//_/_/_/_/___\_\_\_\_\\ | with code licensed for copy, modification and redistribution [git.nugget.fun/pudding] |
//GGGUUUNNNKKKIIISSSSSS\\ | |
//_/__/__/__/_\__\__\__\_\\ | 😀 Thank you for choosing Puddendo for your business 😀 |
+---------------------------------------------------------------------------------------+ */
/* _______________ ,----------------------------------------------------------------.
//`````````````\\ \ \
//~~~~~~~~~~~~~~~\\ \ by @ohsqueezy & @sleepin \
//=================\\ \ [ohsqueezy.itch.io] [sleepin.itch.io] \
// \\ \ \
// \\ \ code released under the zlib license [git.nugget.fun/pudding] \
// ☆ GUNKISS ☆ \\ \ \
//_________________________\\ `---------------------------------------------------------------*/
#version 130
in vec2 in_position;